workflow change: Separate lint from test workflow

.github/workflows/pull_request.yml

@@ -0,0 +1,23 @@
+name: Pull Request
+on: pull_request
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: 'stable'
+      - run: go version
+
+      - name: Run tidy
+        run: make tidy
+
+      - name: Run fmt
+        run: go fmt ./...
+
+      - name: Run linter
+        run: make lint
+
+      - name: Fail if changes
+        run: git diff-index --exit-code HEAD

.github/workflows/test.yml

@@ -25,18 +25,6 @@ jobs:
           go-version: 'stable'
       - run: go version
 
-      - name: Run tidy
-        run: make tidy
-
-      - name: Run fmt
-        run: go fmt ./...
-
-      - name: Fail if changes
-        run: git diff-index --exit-code HEAD
-
-      - name: Run linter
-        run: make lint
-
       - name: Update system packages
         run: sudo apt-get update -y