Fixed the typos in Readme.md (microsoft#29551)

README.md

@@ -172,7 +172,7 @@ In this release, we focused on new features, stability and improvements.
 
  - Fixed a case where the query wasn't being cleared after invoking a result action through the keyboard. Thanks [@davidegiacometti](https://github.com/davidegiacometti)!
  - Improved the shell selection option for Windows Terminal in the Shell plugin and improved the backend code for adding combo box options to plugins. Thanks [@htcfreek](https://github.com/htcfreek)!
-   * The implementation of the combo box items has changed amd isn't backward compatible. (Old plugins won't crash, but the combo box setting isn't shown in settings ui anymore.)
+   * The implementation of the combo box items has changed and isn't backward compatible. (Old plugins won't crash, but the combo box setting isn't shown in settings ui anymore.)
  - Added Unix time in milliseconds, fixed negative unix time input and improved error messages in the TimeDate plugin. Thanks [@htcfreek](https://github.com/htcfreek)!
  - The PowerToys plugin allows calling the new Environment Variables utility. Thanks [@davidegiacometti](https://github.com/davidegiacometti)!
  - Refactored and added support to VSCodium Stable, VSCodium Insider and Remote Tunnels workspaces. Thanks [@eternalphane](https://github.com/eternalphane)!
@@ -192,7 +192,7 @@ In this release, we focused on new features, stability and improvements.
 
 ### Runner
 
- - Fixed the update notification toast to show an Unicode arrow. Thanks [@TheJoeFin](https://github.com/TheJoeFin)!
+ - Fixed the update notification toast to show a Unicode arrow. Thanks [@TheJoeFin](https://github.com/TheJoeFin)!
 
 ### Settings