message: docs: updated input-output page documentation content
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diff: # Sharing data between child and parent directives and components
  A common pattern in Angular is sharing data between a parent component and one or more child components.
  -To implement this pattern use the `@Input()` and `@Output()` directives.
  +To implement this pattern use the `@Input()` and `@Output()` decorators.
  <div class="alert is-helpful">
  