update dependencies, require go 1.20, run tests on go 1.21

.github/workflows/test.yml

@@ -9,15 +9,15 @@ jobs:
     steps:
       - uses: actions/setup-go@v3
         with:
-          go-version: 1.19
+          go-version: 1.20
       - uses: actions/checkout@v3
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
   build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        version: ['1.18', '1.19', '1.20']
+        version: ['1.20', '1.21']
     name: Go ${{ matrix.version }}
     steps:
       - uses: actions/setup-go@v3

go.mod

@@ -1,22 +1,3 @@
 module github.com/ontariosystems/isclib/v2
 
-go 1.19
-
-require (
-	github.com/onsi/ginkgo/v2 v2.8.3
-	github.com/onsi/gomega v1.27.1
-	github.com/sirupsen/logrus v1.9.0
-	github.com/spf13/afero v1.9.4
-)
-
-require (
-	github.com/go-logr/logr v1.2.3 // indirect
-	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
-	github.com/google/go-cmp v0.5.9 // indirect
-	github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect
-	golang.org/x/net v0.17.0 // indirect
-	golang.org/x/sys v0.13.0 // indirect
-	golang.org/x/text v0.13.0 // indirect
-	golang.org/x/tools v0.6.0 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
-)
+go 1.20