fix: v17 mutate in signals logic recommendation

Author: Manuel Treuheit

src/app/recommendations.ts

@@ -292,7 +292,7 @@ export const RECOMMENDATIONS: Step[] = [
   { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Advanced, step: 'v17 absolute redirects', action: 'You may need to adjust your router configuration to prevent infinite redirects after absolute redirects. In v17 we no longer prevent additional redirects after absolute redirects.' },
   { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Medium, step: 'v17 AnimationDriver', action: 'Change references to `AnimationDriver.NOOP` to use `NoopAnimationDriver` because `AnimationDriver.NOOP` is now deprecated.' },
   { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Basic, step: 'v17 switch strictness', action: 'You may need to adjust the equality check for `NgSwitch` because now it defaults to stricter check with `===` instead of `==`. Angular will log a warning message for the usages where you\'d need to provide an adjustment.' },
-  { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Advanced, step: 'v17 mutate in signals', action: 'Use `update` instead of `mutate` in Angular Signals. For example `items.mutate(itemsArray => itemsArray.push(newItem));` will now be `items.update(itemsArray => [itemsArray, …newItem]);`' },
+  { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Advanced, step: 'v17 mutate in signals', action: 'Use `update` instead of `mutate` in Angular Signals. For example `items.mutate(itemsArray => itemsArray.push(newItem));` will now be `items.update(itemsArray => [...itemsArray, newItem]);`' },
   { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Medium, step: 'v17 withNoDomReuse', action: 'To disable hydration use `ngSkipHydration` or remove the `provideClientHydration` call from the provider list since `withNoDomReuse` is no longer part of the public API.' },
   { possibleIn: 1700, necessaryAsOf: 1700, level: ApplicationComplexity.Basic, step: 'v17 paramsInheritanceStrategy', action: 'If you want the child routes of `loadComponent` routes to inherit data from their parent specify the `paramsInheritanceStrategy` to `always`, which in v17 is now set to `emptyOnly`.' },