Fix dup alias "t", keep it for "test" only (#1159)

Command alias "t" was registered by both "troubleshoot" and "test"
commands. This PR drops it from "troubleshoot" aliases.

Co-authored-by: Erik Schierboom <[email protected]>

Author: muzimuzhi

cmd/troubleshoot.go

@@ -21,7 +21,7 @@ var fullAPIKey bool
 // troubleshootCmd does a diagnostic self-check.
 var troubleshootCmd = &cobra.Command{
 	Use:     "troubleshoot",
-	Aliases: []string{"t", "debug"},
+	Aliases: []string{"debug"},
 	Short:   "Troubleshoot does a diagnostic self-check.",
 	Long: `Provides output to help with troubleshooting.