Update go.mod and add update check (#2133)

.github/workflows/auto-generated-checker.yml

@@ -38,3 +38,16 @@ jobs:
         run: scripts/mock.gen.sh
       - shell: bash
         run: .github/workflows/check-clean-branch.sh
+  go_mod_tidy:
+    name: go mod tidy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-go@v3
+        with:
+          go-version: '~1.20.8'
+          check-latest: true
+      - shell: bash
+        run: go mod tidy
+      - shell: bash
+        run: .github/workflows/check-clean-branch.sh

go.mod

@@ -28,6 +28,7 @@ require (
 	github.com/jackpal/gateway v1.0.6
 	github.com/jackpal/go-nat-pmp v1.0.2
 	github.com/leanovate/gopter v0.2.9
+	github.com/mitchellh/mapstructure v1.5.0
 	github.com/mr-tron/base58 v1.2.0
 	github.com/nbutton23/zxcvbn-go v0.0.0-20180912185939-ae427f1e4c1d
 	github.com/onsi/ginkgo/v2 v2.4.0
@@ -113,7 +114,6 @@ require (
 	github.com/mattn/go-isatty v0.0.16 // indirect
 	github.com/mattn/go-runewidth v0.0.9 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
-	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/mitchellh/pointerstructure v1.2.0 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect