Bump eslint-plugin-react from 7.15.1 to 7.16.0 in /backend

Bumps [eslint-plugin-react](https://github.com/yannickcr/eslint-plugin-react) from 7.15.1 to 7.16.0.
- [Release notes](https://github.com/yannickcr/eslint-plugin-react/releases)
- [Changelog](https://github.com/yannickcr/eslint-plugin-react/blob/master/CHANGELOG.md)
- [Commits](jsx-eslint/eslint-plugin-react@v7.15.1...v7.16.0)

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

backend/package.json

@@ -27,7 +27,7 @@
     "eslint-plugin-jsx-a11y": "^6.2.3",
     "eslint-plugin-node": "^8.0.1",
     "eslint-plugin-promise": "^4.2.1",
-    "eslint-plugin-react": "^7.15.1",
+    "eslint-plugin-react": "^7.16.0",
     "eslint-plugin-standard": "^4.0.1",
     "nodemon": "^1.19.3"
   },

backend/yarn.lock

@@ -864,9 +864,9 @@ eslint-plugin-promise@^4.2.1:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/eslint-plugin-promise/-/eslint-plugin-promise-4.2.1.tgz#845fd8b2260ad8f82564c1222fce44ad71d9418a"
 
-eslint-plugin-react@^7.15.1:
-  version "7.15.1"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.15.1.tgz#db5f8ed66c6ba46922518f08e1df9dac52ccaa49"
+eslint-plugin-react@^7.16.0:
+  version "7.16.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.16.0.tgz#9928e4f3e2122ed3ba6a5b56d0303ba3e41d8c09"
   dependencies:
     array-includes "^3.0.3"
     doctrine "^2.1.0"