docs(data-table): Fixed incorrect Event name (#5272)

Author: neotje

packages/mdc-data-table/README.md

@@ -259,7 +259,7 @@ const {events} from '@material/data-table/constants';
 
 Event constant | Event name | Description
 -- | -- | --
-`ROW_SELECTION_CHANGED` | `MDCDataTable:changed` | Event emitted when row checkbox is checked or unchecked.
+`ROW_SELECTION_CHANGED` | `MDCDataTable:rowSelectionChanged` | Event emitted when row checkbox is checked or unchecked.
 `SELECTED_ALL` | `MDCDataTable:selectedAll` | Event emitted when header row checkbox is checked.
 `UNSELECTED_ALL` | `MDCDataTable:unselectedAll` | Event emitted when header row checkbox is unchecked.
 

packages/mdc-drawer/README.md

@@ -226,7 +226,7 @@ In the following example, the `mdc-drawer__content` and `main-content` elements
     <header class="mdc-top-app-bar app-bar" id="app-bar">
       <div class="mdc-top-app-bar__row">
         <section class="mdc-top-app-bar__section mdc-top-app-bar__section--align-start">
-          <a href="#" class="demo-menu material-icons mdc-top-app-bar__navigation-icon">menu</a>
+          <button class="material-icons mdc-top-app-bar__navigation-icon mdc-icon-button">menu</button>
           <span class="mdc-top-app-bar__title">Dismissible Drawer</span>
         </section>
       </div>
@@ -250,7 +250,7 @@ In cases where the drawer appears below the top app bar you will want to follow
   <header class="mdc-top-app-bar app-bar" id="app-bar">
     <div class="mdc-top-app-bar__row">
       <section class="mdc-top-app-bar__section mdc-top-app-bar__section--align-start">
-        <a href="#" class="demo-menu material-icons mdc-top-app-bar__navigation-icon">menu</a>
+        <button class="material-icons mdc-top-app-bar__navigation-icon mdc-icon-button">menu</button>
         <span class="mdc-top-app-bar__title">Dismissible Drawer</span>
       </section>
     </div>
@@ -514,4 +514,4 @@ Signature | Description
 `opened_() => void` | Called when drawer finishes open animation.
 
 
-<!-- docgen-tsdoc-replacer:end -->
+<!-- docgen-tsdoc-replacer:end -->