fix(deps): update module github.com/hashicorp/terraform-plugin-docs to v0.20.1

Author: renovate[bot]

go.mod

@@ -5,7 +5,7 @@ go 1.23.3
 require (
 	carvel.dev/ytt v0.51.0
 	github.com/hashicorp/go-retryablehttp v0.7.7
-	github.com/hashicorp/terraform-plugin-docs v0.20.0
+	github.com/hashicorp/terraform-plugin-docs v0.20.1
 	github.com/hashicorp/terraform-plugin-framework v1.13.0
 	github.com/hashicorp/terraform-plugin-go v0.25.0
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.35.0

go.sum

@@ -143,6 +143,7 @@ github.com/hashicorp/terraform-json v0.23.0 h1:sniCkExU4iKtTADReHzACkk8fnpQXrdD2
 github.com/hashicorp/terraform-json v0.23.0/go.mod h1:MHdXbBAbSg0GvzuWazEGKAn/cyNfIB7mN6y7KJN6y2c=
 github.com/hashicorp/terraform-plugin-docs v0.20.0 h1:ox7rm1FN0dVZaJBUzkVVh10R1r3+FeMQWL0QopQ9d7o=
 github.com/hashicorp/terraform-plugin-docs v0.20.0/go.mod h1:A/+4SVMdAkQYtIBtaxV0H7AU862TxVZk/hhKaMDQB6Y=
+github.com/hashicorp/terraform-plugin-docs v0.20.1/go.mod h1:Yz6HoK7/EgzSrHPB9J/lWFzwl9/xep2OPnc5jaJDV90=
 github.com/hashicorp/terraform-plugin-framework v1.13.0 h1:8OTG4+oZUfKgnfTdPTJwZ532Bh2BobF4H+yBiYJ/scw=
 github.com/hashicorp/terraform-plugin-framework v1.13.0/go.mod h1:j64rwMGpgM3NYXTKuxrCnyubQb/4VKldEKlcG8cvmjU=
 github.com/hashicorp/terraform-plugin-framework-validators v0.15.0 h1:RXMmu7JgpFjnI1a5QjMCBb11usrW2OtAG+iOTIj5c9Y=