[GHA-Build] Separate distro and ls extensions builds. Initial trial of clearing S3 caches

.github/workflows/release-eclipse-ls-extensions.yml

@@ -0,0 +1,26 @@
+name: Release - Eclipse LS Extensions Build
+
+concurrency:
+  group: release-eclipse-ls-extensions
+  cancel-in-progress: true
+
+on:
+  workflow_dispatch:
+
+jobs:
+
+  eclipse-ls-extension:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Timestamp
+        id: timestamp
+        run: echo "date=$(date +'%Y-%m-%d')" >> $GITHUB_OUTPUT
+      - uses: ./.github/workflows/eclipse-ls-extensions-build.yml
+        with:
+          eclipse_profile: 'e427'
+          build_type: 'release'
+          skip_tests: true
+          sts4-language-servers-version: ${{ steps.timestamp.outputs.date }}
+        secrets: inherit
+    outputs:
+      sts4-language-servers-version: ${{ steps.timestamp.outputs.date }}