fix workflow

Author: johejo

.github/workflows/test.yml

@@ -1,7 +1,10 @@
 name: test
 
 on:
+  pull_request:
+    branches: [master]
   push:
+    branches: [master]
     paths:
     - '**.go'
     - '.github/workflows/test.yml'
@@ -13,7 +16,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v1
         with:
-          go-version: 1.13
+          go-version: '1.14.x'
       - name: Checkout
         uses: actions/checkout@v2
       - name: Test