Fix install-go cache key

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>

Author: brandond

.github/actions/setup-go/action.yaml

@@ -39,6 +39,6 @@ runs:
           ${{ env.GO_MODCACHE }}
           ${{ env.GO_CACHE }}
         # Match the cache key to the setup-go action https://github.com/actions/setup-go/blob/main/src/cache-restore.ts#L34
-        key: setup-go-${{ runner.os }}-${{ env.ImageOS }}-go-${{ env.GO_VERSION }}-${{ hashFiles('go.sum') }}
+        key: setup-go-${{ runner.os }}-${{ env.IMAGE_OS }}-go-${{ env.GO_VERSION }}-${{ hashFiles('go.sum') }}
         restore-keys: |
-          setup-go-${{ runner.os }}-
+          setup-go-${{ runner.os }}-${{ env.IMAGE_OS }}-go-${{ env.GO_VERSION }}-

.github/workflows/e2e.yaml

@@ -102,6 +102,8 @@ jobs:
         run: vagrant plugin install vagrant-k3s vagrant-reload vagrant-scp
       - name: Install Go
         uses: ./.github/actions/setup-go
+        env:
+          IMAGE_OS: ${{ env.IMAGE_OS }}
       - name: Install Kubectl
         run: |
            STABLE_VERSION=$(yq '.channels[] | select(.name == "stable") | .latest | sub("\+.*", "")' channel.yaml)