Bump react-helmet from 6.0.0 to 6.1.0 in /client

Bumps [react-helmet](https://github.com/nfl/react-helmet) from 6.0.0 to 6.1.0.
- [Release notes](https://github.com/nfl/react-helmet/releases)
- [Changelog](https://github.com/nfl/react-helmet/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nfl/react-helmet/compare/6.0.0...6.1.0)

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

client/package-lock.json

@@ -19048,9 +19048,9 @@
       "dev": true
     },
     "react-fast-compare": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/react-fast-compare/-/react-fast-compare-2.0.4.tgz",
-      "integrity": "sha512-suNP+J1VU1MWFKcyt7RtjiSWUjvidmQSlqu+eHslq+342xCbGTYmC0mEhPCOHxlW0CywylOC1u2DFAT+bv4dBw=="
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/react-fast-compare/-/react-fast-compare-3.2.0.tgz",
+      "integrity": "sha512-rtGImPZ0YyLrscKI9xTpV8psd6I8VAtjKCzQDlzyDvqJA8XOW78TXYQwNRNd8g8JZnDu8q9Fu/1v4HPAVwVdHA=="
     },
     "react-ga": {
       "version": "3.0.0",
@@ -19058,13 +19058,13 @@
       "integrity": "sha512-IKqqCtSMe0IfSRNvbHAiwXwIXbuza4VvHvB/2N3hEiMFGSjv8fNI6obPH6bkDdIjDpwzbUqKs8895OxBckWJ2g=="
     },
     "react-helmet": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/react-helmet/-/react-helmet-6.0.0.tgz",
-      "integrity": "sha512-My6S4sa0uHN/IuVUn0HFmasW5xj9clTkB9qmMngscVycQ5vVG51Qp44BEvLJ4lixupTwDlU9qX1/sCrMN4AEPg==",
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/react-helmet/-/react-helmet-6.1.0.tgz",
+      "integrity": "sha512-4uMzEY9nlDlgxr61NL3XbKRy1hEkXmKNXhjbAIOVw5vcFrsdYbH2FEwcNyWvWinl103nXgzYNlns9ca+8kFiWw==",
       "requires": {
         "object-assign": "^4.1.1",
         "prop-types": "^15.7.2",
-        "react-fast-compare": "^2.0.4",
+        "react-fast-compare": "^3.1.1",
         "react-side-effect": "^2.1.0"
       }
     },

client/package.json

@@ -35,7 +35,7 @@
     "react-dotdotdot": "^1.3.1",
     "react-dropzone": "^11.0.1",
     "react-ga": "^3.0.0",
-    "react-helmet": "^6.0.0",
+    "react-helmet": "^6.1.0",
     "react-markdown": "^4.3.1",
     "react-modal": "^3.11.2",
     "react-moment": "^0.9.7",