Build(deps-dev): bump @types/react-helmet from 5.0.8 to 5.0.9 (#3866)

Bumps [@types/react-helmet](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-helmet) from 5.0.8 to 5.0.9.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-helmet)

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

package-lock.json

@@ -2745,9 +2745,9 @@
       }
     },
     "@types/react-helmet": {
-      "version": "5.0.8",
-      "resolved": "https://registry.npmjs.org/@types/react-helmet/-/react-helmet-5.0.8.tgz",
-      "integrity": "sha512-ZTr12eDAYI0yUiMx1K82EHqRYa8J1BOOLus+0gL+AkksUiIPwLE0wLiXa9FNqD8r9GXAi+yRPZImkRh1JNlTkQ==",
+      "version": "5.0.9",
+      "resolved": "https://registry.npmjs.org/@types/react-helmet/-/react-helmet-5.0.9.tgz",
+      "integrity": "sha512-0UVaMQk/Xvq6rFaGyepSBnRApy5RE+YH0XAXlbOBhtez5D9y1/jxKaKODofPzNnJLoLQ+sATTsWQIvrw1Dtiag==",
       "dev": true,
       "requires": {
         "@types/react": "*"

package.json

@@ -154,7 +154,7 @@
     "@types/chai": "^4.2.0",
     "@types/enzyme": "^3.10.3",
     "@types/mocha": "^5.2.7",
-    "@types/react-helmet": "^5.0.8",
+    "@types/react-helmet": "^5.0.9",
     "@types/styled-components": "4.1.8",
     "@typescript-eslint/eslint-plugin": "^1.13.0",
     "@typescript-eslint/parser": "^1.13.0",