Bump react-ionicons from 4.2.0 to 4.2.1 in /josh-ui (#1498)

Bumps react-ionicons from 4.2.0 to 4.2.1.

---
updated-dependencies:
- dependency-name: react-ionicons
  dependency-version: 4.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

josh-ui/package-lock.json

@@ -16,7 +16,7 @@
     "monaco-editor": "^0.33.0",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
-    "react-ionicons": "^4.2.0",
+    "react-ionicons": "^4.2.1",
     "react-router-dom": "^6.30.1",
     "react-scripts": "5.0.1",
     "sass": "^1.93.2",