fix(@angular/cli): display option descriptions during auto completion

It appears that enabling this no longer causes a slugish experience.

Author: alan-agius4

packages/angular/cli/src/command-builder/command-runner.ts

@@ -121,18 +121,12 @@ export async function runCommand(args: string[], logger: logging.Logger): Promis
     localYargs = addCommandModuleToYargs(localYargs, CommandModule, context);
   }
 
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  const usageInstance = (localYargs as any).getInternalMethods().getUsageInstance();
   if (jsonHelp) {
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    const usageInstance = (localYargs as any).getInternalMethods().getUsageInstance();
     usageInstance.help = () => jsonHelpUsage();
   }
 
-  if (getYargsCompletions) {
-    // When in auto completion mode avoid printing description as it causes a slugish
-    // experience when there are a large set of options.
-    usageInstance.getDescriptions = () => ({});
-  }
-
   await localYargs
     .scriptName('ng')
     // https://github.com/yargs/yargs/blob/main/docs/advanced.md#customizing-yargs-parser