update testing to go 1.20

Signed-off-by: R.I.Pienaar <[email protected]>

Author: ripienaar

.github/workflows/test.yaml

@@ -5,25 +5,25 @@ jobs:
   test:
     strategy:
       matrix:
-        go: [ 1.18, 1.19 ]
+        go: [ "1.19", "1.20" ]
 
     env:
       GOPATH: /home/runner/work/terraform-provider-jetstream
 
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
 
       - name: Setup Go
-        uses: actions/setup-go@v1
+        uses: actions/setup-go@v4
         with:
           go-version: ${{matrix.go}}
 
       - name: Lint
         shell: bash
         run: |
-          go install honnef.co/go/tools/cmd/staticcheck@2022.1
+          go install honnef.co/go/tools/cmd/staticcheck@latest
           go install github.com/client9/misspell/cmd/misspell@latest
 
           PATH=$PATH:$GOPATH/bin