Do not exclude updateGitHubPages task, as it is not defined for this project.

Author: armiol

.github/workflows/publish-v1.yml

@@ -56,11 +56,7 @@ jobs:
         # Since we're in the `v1`/`1.x-dev` branch already, this means that tests of a PR passed.
         # So, no need to run the tests again when publishing.
         #
-        # Also, we don't want to update the GitHub Pages content, as it may be already
-        # updated with the contents of 2.x branch. So this operation should be performed
-        # manually, if really needed.
-        # See https://github.com/SpineEventEngine/config/tree/master/scripts/publish-documentation.
-        run: ./gradlew publish -x test -x updateGitHubPages --stacktrace
+        run: ./gradlew publish -x test --stacktrace
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           FORMAL_GIT_HUB_PAGES_AUTHOR: developers@spine.io