Tidied up GitHub Actions workflows

no issue

.github/workflows/lint.yml

@@ -1,17 +0,0 @@
-name: Lint Check
-on:
-  pull_request:
-  push:
-    branches:
-      - master
-
-jobs:
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
-        with:
-          node-version: '10'
-      - run: yarn install
-      - run: yarn lint

.github/workflows/test.yml

@@ -5,7 +5,6 @@ on:
     branches:
       - master
       - 2.x
-
 jobs:
   test:
     runs-on: ubuntu-latest
@@ -37,7 +36,7 @@ jobs:
         with:
           node-version: ${{ matrix.node }}
       - run: yarn
-
+      - run: yarn lint
       - run: grunt test-acceptance --verbose
       - run: grunt test-unit --verbose
       - run: grunt test-regression --verbose