Bump github.com/hashicorp/terraform-plugin-docs from 0.17.0 to 0.18.0 (#227)

Bumps [github.com/hashicorp/terraform-plugin-docs](https://github.com/hashicorp/terraform-plugin-docs) from 0.17.0 to 0.18.0.
- [Release notes](https://github.com/hashicorp/terraform-plugin-docs/releases)
- [Changelog](https://github.com/hashicorp/terraform-plugin-docs/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-plugin-docs@v0.17.0...v0.18.0)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/terraform-plugin-docs
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/CiscoDevNet/terraform-provider-iosxr
 go 1.20
 
 require (
-	github.com/hashicorp/terraform-plugin-docs v0.17.0
+	github.com/hashicorp/terraform-plugin-docs v0.18.0
 	github.com/hashicorp/terraform-plugin-framework v1.5.0
 	github.com/hashicorp/terraform-plugin-framework-validators v0.12.0
 	github.com/hashicorp/terraform-plugin-go v0.21.0
@@ -111,7 +111,7 @@ require (
 	github.com/hashicorp/logutils v1.0.0 // indirect
 	github.com/hashicorp/serf v0.10.1 // indirect
 	github.com/hashicorp/terraform-exec v0.20.0 // indirect
-	github.com/hashicorp/terraform-json v0.20.0 // indirect
+	github.com/hashicorp/terraform-json v0.21.0 // indirect
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.30.0 // indirect
 	github.com/hashicorp/terraform-registry-address v0.2.3 // indirect
 	github.com/hashicorp/terraform-svchost v0.1.1 // indirect

go.sum

@@ -997,10 +997,10 @@ github.com/hashicorp/serf v0.10.1 h1:Z1H2J60yRKvfDYAOZLd2MU0ND4AH/WDz7xYHDWQsIPY
 github.com/hashicorp/serf v0.10.1/go.mod h1:yL2t6BqATOLGc5HF7qbFkTfXoPIY0WZdWHfEvMqbG+4=
 github.com/hashicorp/terraform-exec v0.20.0 h1:DIZnPsqzPGuUnq6cH8jWcPunBfY+C+M8JyYF3vpnuEo=
 github.com/hashicorp/terraform-exec v0.20.0/go.mod h1:ckKGkJWbsNqFKV1itgMnE0hY9IYf1HoiekpuN0eWoDw=
-github.com/hashicorp/terraform-json v0.20.0 h1:cJcvn4gIOTi0SD7pIy+xiofV1zFA3hza+6K+fo52IX8=
-github.com/hashicorp/terraform-json v0.20.0/go.mod h1:qdeBs11ovMzo5puhrRibdD6d2Dq6TyE/28JiU4tIQxk=
-github.com/hashicorp/terraform-plugin-docs v0.17.0 h1:H1Yc+bgB//Geau5g7YKkhG5v9tghI3vplfIYTOl85Uw=
-github.com/hashicorp/terraform-plugin-docs v0.17.0/go.mod h1:cKC8GSLE+0a0bi7LtlpXgrqnlRDCGoGDn15PTEA+Ang=
+github.com/hashicorp/terraform-json v0.21.0 h1:9NQxbLNqPbEMze+S6+YluEdXgJmhQykRyRNd+zTI05U=
+github.com/hashicorp/terraform-json v0.21.0/go.mod h1:qdeBs11ovMzo5puhrRibdD6d2Dq6TyE/28JiU4tIQxk=
+github.com/hashicorp/terraform-plugin-docs v0.18.0 h1:2bINhzXc+yDeAcafurshCrIjtdu1XHn9zZ3ISuEhgpk=
+github.com/hashicorp/terraform-plugin-docs v0.18.0/go.mod h1:iIUfaJpdUmpi+rI42Kgq+63jAjI8aZVTyxp3Bvk9Hg8=
 github.com/hashicorp/terraform-plugin-framework v1.5.0 h1:8kcvqJs/x6QyOFSdeAyEgsenVOUeC/IyKpi2ul4fjTg=
 github.com/hashicorp/terraform-plugin-framework v1.5.0/go.mod h1:6waavirukIlFpVpthbGd2PUNYaFedB0RwW3MDzJ/rtc=
 github.com/hashicorp/terraform-plugin-framework-validators v0.12.0 h1:HOjBuMbOEzl7snOdOoUfE2Jgeto6JOjLVQ39Ls2nksc=