Upgrade golangci-lint to 2.1.5 (#986)

* Upgrade golangci-lint to 2.1.5

* update action

Author: sashabaranov

.github/workflows/pr.yml

@@ -18,9 +18,9 @@ jobs:
       run: |
         go vet .
     - name: Run golangci-lint
-      uses: golangci/golangci-lint-action@v6
+      uses: golangci/golangci-lint-action@v7
       with:
-        version: v1.64.5
+        version: v2.1.5
     - name: Run tests
       run: go test -race -covermode=atomic -coverprofile=coverage.out -v ./...
     - name: Upload coverage reports to Codecov