test with golang 1.20.x

Author: techknowlogick

.github/workflows/go_test.yml

@@ -4,7 +4,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.17.x, 1.18.x, 1.19.x]
+        go-version: [1.17.x, 1.18.x, 1.19.x, 1.20.x]
         os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
     steps: