fix: don't setup-golang when downloading a binary

Signed-off-by: Kapil Thangavelu <[email protected]>

Author: kapilt

.github/actions/generate-builder/action.yml

@@ -77,6 +77,7 @@ runs:
 
     - name: Set up Go environment
       uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe # v4.1.0
+      if: $${{ inputs.compile-builder }}
       with:
         go-version: ${{ inputs.go-version }}