Bump actions/setup-go from 5 to 6

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 5 to 6.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/validate_examples.yaml

@@ -85,7 +85,7 @@ jobs:
         run: wget -q ${{ env.DAPR_INSTALL_URL }} -O - | /bin/bash -s ${{ env.DAPR_CLI_VER }}
       - name: Set up Go ${{ env.GOVER }}
         if: env.DAPR_REF != '' || env.DAPR_CLI_REF != ''
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: ${{ env.GOVER }}
       - name: Checkout Dapr CLI repo to override dapr command.