fix typo in DatePickerAndroidTypes.js (facebook#24234)

Summary:
fix typo in DatePickerAndroidTypes.js, fixes facebook#24137

[Android] [Changed] - fix typo in DatePickerAndroidTypes.js
Pull Request resolved: facebook#24234

Differential Revision: D14705691

Pulled By: cpojer

fbshipit-source-id: 0d4aee045f7ec36b0cfcd5b4ce5a2cd47cee9ec5

Libraries/Components/DatePickerAndroid/DatePickerAndroidTypes.js

@@ -12,7 +12,7 @@ export type Options = $ReadOnly<{|
   date?: ?(Date | number),
   minDate?: ?(Date | number),
   maxDate?: ?(Date | number),
-  mode?: ?('calender' | 'spinner' | 'default'),
+  mode?: ?('calendar' | 'spinner' | 'default'),
 |}>;
 
 export type DatePickerOpenAction =