Fix CI

Author: jchyb

.github/workflows/CI.yml

@@ -1,19 +1,17 @@
-name: CI
-on:
-  pull_request:
-    push:
-    branches:
-      - master
+name: Test All
+on: [pull_request]
 jobs:
   test-all:
     runs-on: ${{matrix.OS}}
     strategy:
       matrix:
-        os: [ubuntu-18.04, windows-2019]
+        OS: [ubuntu-18.04, windows-2019]
     steps:
       - uses: actions/checkout@v2
       - uses: olafurpg/setup-scala@v13
       - name: Unit tests
         run: sbt cli/test
+        shell: bash
       - name: Intergration tests
-        run: sbt cliIntegration/scripted
+        run: sbt cliIntegration/scripted
+        shell: bash

.github/workflows/check-lint.yml

@@ -1,10 +1,6 @@
 # Copy/pasted from https://github.com/scala-native/scala-native 
 name: Check Lint
-on:
-  pull_request:
-  push:
-    branches:
-      - master
+on: [pull_request]
 jobs:
   check-lint:
     runs-on: ubuntu-18.04