chore(deps-dev): bump eslint-plugin-flowtype from 5.2.0 to 5.4.0

Bumps [eslint-plugin-flowtype](https://github.com/gajus/eslint-plugin-flowtype) from 5.2.0 to 5.4.0.
- [Release notes](https://github.com/gajus/eslint-plugin-flowtype/releases)
- [Commits](gajus/eslint-plugin-flowtype@v5.2.0...v5.4.0)

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

package.json

@@ -38,7 +38,7 @@
     "eslint": "7.11.0",
     "eslint-config-react-app": "6.0.0",
     "eslint-config-simrobin": "1.2.2",
-    "eslint-plugin-flowtype": "5.2.0",
+    "eslint-plugin-flowtype": "5.4.0",
     "eslint-plugin-import": "2.22.1",
     "eslint-plugin-jsx-a11y": "6.4.1",
     "eslint-plugin-react": "7.22.0",