Added multiple tags to GA workflow

.github/workflows/build-elasticsearch-7.9.yml

@@ -29,4 +29,6 @@ jobs:
           context: images/elasticsearch/7.9
           platforms: linux/amd64,linux/arm64
           push: true
-          tags: markoshust/magento-elasticsearch:7.9
+          tags: |
+            markoshust/magento-elasticsearch:7.9
+            markoshust/magento-elasticsearch:7.9.3-0