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

Author: renovate[bot]

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
           fetch-depth: 0
 
       - name: Set up Go
-        uses: actions/setup-go@v5.5.0
+        uses: actions/setup-go@v6.0.0
         with:
           go-version: "1.24"
 

.github/workflows/test.yml

@@ -31,7 +31,7 @@ jobs:
 
     steps:
     - name: Install Go
-      uses: actions/setup-go@v5.5.0
+      uses: actions/setup-go@v6.0.0
       with:
         go-version: "1.24"