chore: set go version from go.mod file in workflows

Author: matsest

.github/workflows/release.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v6
         with:
-          go-version: '1.26.2'
+          go-version-file: 'go.mod'
 
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v7

.github/workflows/test.yml

@@ -31,7 +31,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v6
       with:
-        go-version: '1.26.2'
+        go-version-file: 'go.mod'
 
     - name: Download dependencies
       run: go mod download