update go-builder workflow

.github/workflows/docker-builder.yml

@@ -2,10 +2,11 @@ name: Build go-builder images
 
 on:
   workflow_dispatch:
-  push:
-    branches:
-      - 'develop'
-
+    inputs:
+      docker_tag:
+        description: 'Docker tag to use (default: latest)'
+        required: false
+        default: 'latest'
 jobs:
   go-builder:
     runs-on: ubuntu-latest
@@ -26,4 +27,4 @@ jobs:
         push: true
         platforms: linux/amd64, linux/arm64, linux/arm/v7
         file: ./docker/Dockerfile-go-builder
-        tags: gravitl/go-builder:latest
+        tags: gravitl/go-builder:${{ github.event.inputs.docker_tag || 'latest' }}