Pin gofumpt and golangci-lint versions, as we don't want to remove naked returns

Author: nekohasekai

.github/workflows/lint.yml

@@ -36,7 +36,7 @@ jobs:
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v8
         with:
-          version: latest
+          version: v2.4.0
           args: --timeout=30m
           install-mode: binary
           verify: false

Makefile

@@ -4,7 +4,7 @@ fmt:
 	@gci write --custom-order -s standard -s "prefix(github.com/sagernet/)" -s "default" .
 
 fmt_install:
-	go install -v mvdan.cc/gofumpt@latest
+	go install -v mvdan.cc/gofumpt@v0.8.0
 	go install -v github.com/daixiang0/gci@latest
 
 lint:
@@ -15,7 +15,7 @@ lint:
 	GOOS=freebsd golangci-lint run
 
 lint_install:
-	go install -v github.com/golangci/golangci-lint/v2/cmd/golangci-lint@latest
+	go install -v github.com/golangci/golangci-lint/v2/cmd/golangci-lint@v2.4.0
 
 test:
 	go test ./...