Add publishToMavenLocal in build.sh (opensearch-project#1418)

Author: zane-neo

scripts/build.sh

@@ -74,6 +74,7 @@ distributions="$(dirname "${zipPath}")"
 echo "COPY ${distributions}/*.zip"
 cp ${distributions}/*.zip ./$OUTPUT/plugins
 
+./gradlew publishToMavenLocal -Dopensearch.version=$VERSION -Dbuild.snapshot=$SNAPSHOT -Dbuild.version_qualifier=$QUALIFIER
 ./gradlew publishPluginZipPublicationToZipStagingRepository -Dopensearch.version=$VERSION -Dbuild.snapshot=$SNAPSHOT -Dbuild.version_qualifier=$QUALIFIER
 mkdir -p $OUTPUT/maven/org/opensearch
 cp -r ./build/local-staging-repo/org/opensearch/. $OUTPUT/maven/org/opensearch