chore: hclfmt hclvalidate validate-inputs as deprecated commands (minor fixes) (#4199)

* feat: strict control for hclvalidate hclfmt validate-inputs commands

* fix: tests

* fix: tests

* fix: deprecated env names

* fix: typo

* fix: addressed to PR review.

Author: lev-ok

cli/commands/hcl/format/cli.go

@@ -70,7 +70,7 @@ func NewFlags(opts *options.TerragruntOptions, prefix flags.Prefix) cli.Flags {
 			Destination: &opts.HclFromStdin,
 			Usage:       "Format HCL from stdin and print result to stdout.",
 		},
-			flags.WithDeprecatedEnvVars(tgPrefix.EnvVars("hclfmt-diff"), terragruntPrefixControl),          // `TG_HCLFMT_STDIN`
+			flags.WithDeprecatedEnvVars(tgPrefix.EnvVars("hclfmt-stdin"), terragruntPrefixControl),         // `TG_HCLFMT_STDIN`
 			flags.WithDeprecatedNames(terragruntPrefix.FlagNames("hclfmt-stdin"), terragruntPrefixControl), // `--terragrunt-hclfmt-stdin`, `TERRAGRUNT_HCLFMT_STDIN`
 		),
 	}

internal/strict/controls/controls.go

@@ -44,7 +44,7 @@ const (
 	// RequireExplicitBootstrap is the control that prevents the backend for remote state from being bootstrapped unless the `--backend-bootstrap` flag is specified.
 	RequireExplicitBootstrap = "require-explicit-bootstrap"
 
-	// CLIRedesign is the control that prevents the use of deprecated commands.
+	// CLIRedesign is the control that prevents the use of commands deprecated as part of the CLI Redesign.
 	CLIRedesign = "cli-redesign"
 )
 
@@ -103,7 +103,7 @@ func New() strict.Controls {
 		requireExplicitBootstrapControl,
 		&Control{
 			Name:        CLIRedesign,
-			Description: "Prevents deprecated commands from being used.",
+			Description: "Prevents the use of commands deprecated as part of the CLI Redesign.",
 			Category:    stageCategory,
 		},
 		&Control{