Fix generated code for ARCHIVED enum and pflags

- Add case 2 (ARCHIVED) to LaunchPlanClosure and
  LaunchPlanUpdateRequest verify functions in flyteidl.js
- Reword Archive pflag description to avoid comma that causes
  double-space artifact in pflags code generation

Signed-off-by: Blake <blaketastic2@gmail.com>

Author: blaketastic2

flytectl/cmd/config/subcommand/launchplan/updateconfig.go

@@ -8,7 +8,7 @@ var (
 // Config
 type UpdateConfig struct {
 	Activate   bool   `json:"activate" pflag:",activate launchplan."`
-	Archive    bool   `json:"archive" pflag:",archive the launch plan version, hiding it from list queries and disabling any schedule."`
+	Archive    bool   `json:"archive" pflag:",archive the launch plan version and hide it from list queries (disabling any schedule)."`
 	Deactivate bool   `json:"deactivate" pflag:",disable the launch plan schedule (if it has an active schedule associated with it)."`
 	DryRun     bool   `json:"dryRun" pflag:",execute command without making any modifications."`
 	Force      bool   `json:"force" pflag:",do not ask for an acknowledgement during updates."`