Merge pull request #47 from bmaupin/test-with-go-117

ci: Explicitly test with Go 1.16

Author: bmaupin

.github/workflows/ci.yml

@@ -44,15 +44,12 @@ jobs:
   # Test with multiple versions of Go
   test-go-versions:
     runs-on: ubuntu-latest
-    env:
-      # TODO: I think we can get rid of this once we're no longer testing with Go < 1.13
-      GO111MODULE: on
     strategy:
       # Don't cancel remaining jobs when one matrix job fails
       fail-fast: false
       matrix:
-        # Test with the five most recent versions of Go; 1.x is the latest version (1.16)
-        go: ['1.15', '1.x']
+        # 1.x is the latest version of Go
+        go: ['1.15', '1.16', '1.x']
 
     steps:
     - uses: actions/checkout@v2