Fix script for echo

Author: gjong

.github/workflows/main-build.yml

@@ -40,7 +40,7 @@ jobs:
         run: |
           echo "Github ref: ${GITHUB_REF}"
           NEW_VERSION=$(echo "${GITHUB_REF}" | cut -d "/" -f3)
-          echo "New version: ${NEW_VERSION}-SNAPSHOT
+          echo "New version: ${NEW_VERSION}-SNAPSHOT"
           echo "Github username: ${GITHUB_ACTOR}"
           ./gradlew -Pversion=${NEW_VERSION}-SNAPSHOT publish -x check
         env: