ci: update angular.yml

.github/workflows/angular.yml

@@ -3,15 +3,6 @@ on:
   pull_request:
     paths:
       - 'npm/ng-packs/**'
-    branches:
-      #- master
-      - dev
-  push:
-    paths:
-      - 'npm/ng-packs/**'
-    branches:
-      #- master
-      - dev
 jobs:
   build-test-lint:
     runs-on: ubuntu-18.04
@@ -19,6 +10,6 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '10.x'
+          node-version: '12.x'
       - run: yarn && yarn ci
         working-directory: npm/ng-packs