Remove extra double quote in variable assignment (#8067)

Author: pdabelf5

.github/workflows/image-promotion.yml

@@ -59,7 +59,8 @@ jobs:
       - name: Set Variables
         id: vars
         run: |
-          echo "go_proxy="https://azr.artifactory.f5net.com/artifactory/api/go/f5-nginx-go-dev" >> $GITHUB_OUTPUT
+          echo "go_path=$(go env GOPATH)" >> $GITHUB_OUTPUT
+          echo "go_proxy=https://azr.artifactory.f5net.com/artifactory/api/go/f5-nginx-go-dev" >> $GITHUB_OUTPUT
           source .github/data/version.txt
           echo "ic_version=${IC_VERSION}" >> $GITHUB_OUTPUT
           echo "chart_version=${HELM_CHART_VERSION}" >> $GITHUB_OUTPUT
@@ -105,6 +106,7 @@ jobs:
         run: |
           echo go_code_md5: ${{ steps.vars.outputs.go_code_md5 }}
           echo go_path: ${{ steps.vars.outputs.go_path }}
+          echo go_proxy: ${{ steps.vars.outputs.go_proxy }}
           echo binary_cache_hit: ${{ steps.binary-cache.outputs.cache-hit }}
           echo chart_version: ${{ steps.vars.outputs.chart_version }}
           echo ic_version: ${{ steps.vars.outputs.ic_version }}