Chore: update golangci-lint & workflow (#704)

.github/workflows/linter.yml

@@ -7,10 +7,12 @@ on:
       - v*
     paths:
       - "**/*.go"
+      - ".github/workflows/linter.yml"
   pull_request:
     types: [opened, synchronize, reopened]
     paths:
       - "**/*.go"
+      - ".github/workflows/linter.yml"
 
 jobs:
   lint:
@@ -25,8 +27,8 @@ jobs:
         uses: actions/checkout@v2
 
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v2.4.0
+        uses: golangci/golangci-lint-action@v2.5.1
         with:
-          version: v1.31
+          version: latest
           args: --config=.github/linters/.golangci.yml
           only-new-issues: true