chore: bump release-as to 5.0.0-alpha.21.4

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Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: dbrattli

release-please-config.json

@@ -3,7 +3,7 @@
   "packages": {
     ".": {
       "release-type": "simple",
-      "release-as": "5.0.0-alpha.21.3",
+      "release-as": "5.0.0-alpha.21.4",
       "include-component-in-tag": false,
       "include-v-in-tag": true,
       "changelog-path": "CHANGELOG.md"