Update CI to test community supported Go versions first (#1738)

Updates the SDK's Go CI testing to test Go versions that are not
deprecated first, before testing deprecated versions.

Author: jasdel

.github/workflows/go.yml

@@ -11,12 +11,12 @@ env:
 
 jobs:
   unix-tests:
-    name: Test SDK
+    name: Unix SDK tests
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        go-version: [1.18, 1.17, 1.16, 1.15]
+        go-version: [1.18, 1.17]
     steps:
     - uses: actions/checkout@v2
 
@@ -26,19 +26,37 @@ jobs:
         go-version: ${{ matrix.go-version }}
 
     - name: Install golint
-      if: ${{ matrix.go-version == '1.17' }}
       run: go install golang.org/x/lint/golint@latest
 
     - name: Test
       run: make ci-test-no-generate
 
+  deprecated-unix-tests:
+    needs: unix-tests
+    name: Deprecated Go version Unix SDK Tests
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        go-version: [1.16, 1.15]
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: ${{ matrix.go-version }}
+
+    - name: Test
+      run: make ci-test-no-generate
+
   windows-tests:
-    name: Test SDK
+    name: Windows SDK Tests
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [windows-latest]
-        go-version: [1.18, 1.17, 1.16, 1.15]
+        go-version: [1.18, 1.17]
     env:
       EACHMODULE_SKIP: "internal\\repotools\\changes"
     steps:
@@ -52,3 +70,23 @@ jobs:
     - name: Test
       run: make vet build unit-test
 
+  deprecated-windows-tests:
+    needs: windows-tests
+    name: Deprecated Go version Windows SDK Tests
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest]
+        go-version: [1.16, 1.15]
+    env:
+      EACHMODULE_SKIP: "internal\\repotools\\changes"
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: ${{ matrix.go-version }}
+
+    - name: Test
+      run: make vet build unit-test