fix(core): fix link to powerpack plugins (#28182)

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## Current Behavior
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The link to show a list of powerpack plugins shows all plugins

## Expected Behavior
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The link to show powerpack plugins shows powerpack plugins

## Related Issue(s)
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Fixes #

packages/nx/src/utils/plugins/output.ts

@@ -62,7 +62,7 @@ export function listAlsoAvailableCorePlugins(
 }
 
 export function listPowerpackPlugins(): void {
-  const powerpackLink = 'https://nx.dev/plugin-registry';
+  const powerpackLink = 'https://nx.dev/plugin-registry#powerpack';
   output.log({
     title: `Available Powerpack Plugins: ${powerpackLink}`,
   });