fix: upgrade multiple dependencies with Snyk

Snyk has created this PR to upgrade:
  - react from 16.13.1 to 16.14.0.
    See this package in npm: https://www.npmjs.com/package/react
  - react-dom from 16.13.1 to 16.14.0.
    See this package in npm: https://www.npmjs.com/package/react-dom

See this project in Snyk:
https://app.snyk.io/org/wambugucoder/project/4ad982c5-88ce-4f1c-98fc-b63137218714?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

client/package-lock.json

@@ -16,7 +16,7 @@
     "node-sass": "^4.14.1",
     "popper.js": "^1.16.1",
     "prop-types": "^15.7.2",
-    "react": "^16.13.1",
+    "react": "^16.14.0",
     "react-avatar": "^3.9.7",
     "react-bootstrap": "^1.3.0",
     "react-bootstrap-icons": "^1.0.3-alpha5",
@@ -34,7 +34,7 @@
     "react-data-table-component": "^6.11.0",
     "react-data-table-component-extensions": "^1.4.1",
 
-    "react-dom": "^16.13.1",
+    "react-dom": "^16.14.0",
     "react-moment": "^0.9.7",
     "react-notifications": "^1.7.2",
     "react-redux": "^7.2.1",