docs(breaking): add breaking changes and copy editing (#17214)

- adds col auto to grid
- updates overlays to point to the same usage
- copy editing
- adds more info on the tabs changes
- documents event changes closes ionic-team/ionic-docs#258
- update nav event documentation

references #16819

core/src/components.d.ts

@@ -2776,7 +2776,7 @@ export namespace Components {
     */
     'onIonNavDidChange'?: (event: CustomEvent<void>) => void;
     /**
-    * Event fired when the nav will components
+    * Event fired when the nav will change components
     */
     'onIonNavWillChange'?: (event: CustomEvent<void>) => void;
     /**