chore(deps): bump actions/setup-go from 6 to 7

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 6 to 7.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](https://github.com/actions/setup-go/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/functional-iam-oidc.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Set up Go
-        uses: actions/setup-go@v6
+        uses: actions/setup-go@v7
         with:
           go-version: "stable"
         id: go

.github/workflows/functional-iam.yml

@@ -28,7 +28,7 @@ jobs:
       uses: actions/checkout@v6
 
     - name: Set up Go
-      uses: actions/setup-go@v6
+      uses: actions/setup-go@v7
       with:
         go-version: 'stable'
       id: go