Bump actions/setup-go from 5 to 6 (#499)

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]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/check-codegen.yml

@@ -15,7 +15,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Go Environment
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'
 

.github/workflows/lint.yml

@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Go Environment
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'
 

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Go Environment
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'