Split lint and test CI files

This commit splits the lint and test steps into two different jobs in
github actions.

Consider this a suggestion, the idea is that when we look at PRs we will
see explicitly which one of the two types of checks fails without having
to open Github actions.

.github/workflows/lint.yml

@@ -0,0 +1,39 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  # The "build" workflow
+  test:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+
+      # Install and run golangci-lint as a separate step, it's much faster this
+      # way because this action has caching. It'll get run again in `make lint`
+      # below, but it's still much faster in the end than installing
+      # golangci-lint manually in the `Run lint` step.
+      - uses: golangci/golangci-lint-action@v2
+        with:
+          args: --timeout 2m
+
+      # Setup Go
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: "1.16.3" # The Go version to download (if necessary) and use.
+
+      # Install all the dependencies
+      - name: Install dependencies
+        run: |
+          go version
+          go install golang.org/x/lint/golint@latest
+          sudo apt update
+          sudo apt install -y make
+
+      - name: Run lint
+        run: make lint

.github/workflows/test.yml

@@ -10,36 +10,24 @@ jobs:
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
-    # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-    - uses: actions/checkout@v2
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
 
-    # Install and run golangci-lint as a separate step, it's much faster this
-    # way because this action has caching. It'll get run again in `make lint`
-    # below, but it's still much faster in the end than installing
-    # golangci-lint manually in the `Run lint` step.
-    - uses: golangci/golangci-lint-action@v2
-      with:
-        args: --timeout 2m
-    
-    # Setup Go
-    - name: Setup Go
-      uses: actions/setup-go@v2
-      with:
-        go-version: '1.16.3' # The Go version to download (if necessary) and use.
+      # Setup Go
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: "1.16.3" # The Go version to download (if necessary) and use.
 
-    # Install all the dependencies
-    - name: Install dependencies
-      run: |
-        go version
-        go install golang.org/x/lint/golint@latest
-        sudo apt update
-        sudo apt install -y make
-        
-    - name: Run tests
-      run: make test
+      # Install all the dependencies
+      - name: Install dependencies
+        run: |
+          go version
+          sudo apt update
+          sudo apt install -y make
 
-    - name: Run lint
-      run: make lint
+      - name: Run tests
+        run: make test
 
-    - name: Run build
-      run: make
+      - name: Run build
+        run: make