Bump ajv from 6.10.2 to 6.12.6 in /functions

Bumps [ajv](https://github.com/ajv-validator/ajv) from 6.10.2 to 6.12.6.
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](https://github.com/ajv-validator/ajv/compare/v6.10.2...v6.12.6)

---
updated-dependencies:
- dependency-name: ajv
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

README.md

@@ -1,14 +1,2 @@
 # CS307-Team24
 CS307 Team 24 Twistter website
-
-### Images
-<p>
-  <img alt="00.png" src="./screenshots/00.png" width="1000">
-  <img alt="01.png" src="./screenshots/01.png" width="1000">
-  <img alt="02.png" src="./screenshots/02.png" width="1000">
-  <img alt="03.png" src="./screenshots/03.png" width="1000">
-  <img alt="04.png" src="./screenshots/04.png" width="1000">
-  <img alt="05.png" src="./screenshots/05.png" width="1000">
-  <img alt="06.png" src="./screenshots/06.png" width="1000">
-  <img alt="07.png" src="./screenshots/07.png" width="1000">
-</p>

functions/package-lock.json

@@ -518,15 +518,23 @@
       }
     },
     "ajv": {
-      "version": "6.10.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
-      "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==",
+          "dev": true
+        }
       }
     },
     "ansi-escapes": {
@@ -585,11 +593,12 @@
       "dev": true
     },
     "axios": {
-      "version": "0.21.1",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.1.tgz",
-      "integrity": "sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==",
+      "version": "0.19.0",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.19.0.tgz",
+      "integrity": "sha512-1uvKqKQta3KBxIz14F2v06AEHZ/dIoeKfbTRkK1E5oqjDnuEerLmYTgJB5AiQZHJcljpg1TuRzdjDR06qNk0DQ==",
       "requires": {
-        "follow-redirects": "^1.10.0"
+        "follow-redirects": "1.5.10",
+        "is-buffer": "^2.0.2"
       }
     },
     "balanced-match": {
@@ -1403,12 +1412,6 @@
         "tmp": "^0.0.33"
       }
     },
-    "fast-deep-equal": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
-      "dev": true
-    },
     "fast-json-stable-stringify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
@@ -1579,9 +1582,27 @@
       "dev": true
     },
     "follow-redirects": {
-      "version": "1.13.1",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.13.1.tgz",
-      "integrity": "sha512-SSG5xmZh1mkPGyKzjZP8zLjltIfpW32Y5QpdNJyjcfGxK3qo3NDDkZOZSFiGn1A6SclQxY9GzEwAHQ3dmYRWpg=="
+      "version": "1.5.10",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.10.tgz",
+      "integrity": "sha512-0V5l4Cizzvqt5D44aTXbFZz+FtyXV1vrDN6qrelxtfYQKW0KO0W2T/hkE8xvGa/540LkZlkaUjO4ailYTFtHVQ==",
+      "requires": {
+        "debug": "=3.1.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+        }
+      }
     },
     "forwarded": {
       "version": "0.1.2",
@@ -2403,6 +2424,11 @@
       "integrity": "sha512-xPh0Rmt8NE65sNzvyUmWgI1tz3mKq74lGA0mL8LYZcoIzKOzDh6HmrYm3d18k60nHerC8A9Km8kYu87zfSFnLA==",
       "optional": true
     },
+    "is-buffer": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-2.0.3.tgz",
+      "integrity": "sha512-U15Q7MXTuZlrbymiz95PJpZxu8IlipAp4dtS3wOdgPXx3mqBnslrWU14kxfHB+Py/+2PVKSr37dMAgM2A4uArw=="
+    },
     "is-date-object": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",

functions/package.json

@@ -13,7 +13,7 @@
     "node": "10"
   },
   "dependencies": {
-    "axios": "^0.21.1",
+    "axios": "^0.19.0",
     "busboy": "^0.3.1",
     "firebase": "^6.6.2",
     "firebase-admin": "^8.6.0",