Remove provenance flag from npm publish command

Removed the '--provenance' flag from the npm publish command.

Author: mfranzke

.github/scripts/publish-npm.sh

@@ -41,5 +41,5 @@ do
     exit 1
   fi
   # https://docs.npmjs.com/generating-provenance-statements#example-github-actions-workflow
-  npm publish --tag "$TAG" db-ui-core-"$VALID_SEMVER_VERSION".tgz --provenance
+  npm publish --tag "$TAG" db-ui-core-"$VALID_SEMVER_VERSION".tgz
 done