chore(deps): update actions/setup-go action to v6 (#2456)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/lint.yml

@@ -16,7 +16,7 @@ jobs:
         go-version: [1.24.x, 1.25.x]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version: ${{matrix.go-version}}
 

.github/workflows/release-nightly.yml

@@ -14,7 +14,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: 1.25.x
 

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: 1.25.x
 

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{matrix.platform}}
     steps:
       - name: Set up Go ${{matrix.go-version}}
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: ${{matrix.go-version}}
         id: go