Fix rebuild

Author: sbrunner

.github/workflows/rebuild.yaml

@@ -99,7 +99,7 @@ jobs:
       - run: ./gradlew :core:libJavadocJar
         if: startsWith(github.ref, 'refs/tags/')
       - id: version
-        run: echo "version=$(grep version build.gradle|sed "s/ \+version = .\(.*\)./\1/g")" > $GITHUB_OUTPUT
+        run: echo "version=$(grep 'version = ' build.gradle|sed "s/ \+version = .\(.*\)./\1/g")" > $GITHUB_OUTPUT
       - id: tag
         run: echo "tag=$(echo github.ref|sed 's%refs/tags/%%g')" > $GITHUB_OUTPUT
       - name: Create Release