wf update

Author: bryanmacfarlane

.github/workflows/versions.yml

@@ -15,18 +15,30 @@ jobs:
     strategy:
       matrix:
         operating-system: [ubuntu-latest, windows-latest, macos-latest]
-        version: [1.13, 1.12.9]
     steps:
     - name: Checkout
       uses: actions/checkout@v2
 
-    - name: setup-go ${{ matrix.version }}
+    - name: setup-go ^1.13.6
       uses: ./
       with:
-        go-version: ${{ matrix.version }}
+        go-version: ^1.13.6
 
-    - name: match ${{ matrix.version }} 
-      run: go version 
+    - name: validate version 
+      run: go version | grep "go1.13."
+
+    - name: setup-go 1.13
+      uses: ./
+      with:
+        go-version: 1.13
+
+    - name: validate version 
+      run: go version | grep "go1.13."      
+
+    - name: setup-go 1.12.9
+      uses: ./
+      with:
+        go-version: 1.12.9
 
     - name: validate version 
-      run: go version | grep "go${{ matrix.version }}"
+      run: go version | grep "go1.12.9"