Add enterKeyHint in TextInput type declaration (#37624)

Summary:
Resolves: https://github.com/facebook/react-native/issues/37622

Related:
https://github.com/facebook/react-native/pull/34482
https://reactnative.dev/docs/textinput#enterkeyhint

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[Internal][Added]: Add enterKeyHint in TextInput type declaration

Pull Request resolved: https://github.com/facebook/react-native/pull/37624

Reviewed By: cortinico, NickGerleman

Differential Revision: D46292040

Pulled By: lunaleaps

fbshipit-source-id: a037b7f8dd0d60880dcf1aec64749546fa54a95d

packages/react-native/Libraries/Components/TextInput/TextInput.d.ts

@@ -70,6 +70,15 @@ export type ReturnKeyTypeOptions =
   | ReturnKeyTypeAndroid
   | ReturnKeyTypeIOS;
 
+export type EnterKeyHintTypeAndroid = 'previous';
+export type EnterKeyHintTypeIOS = 'enter';
+export type EnterKeyHintType = 'done' | 'go' | 'next' | 'search' | 'send';
+
+export type EnterKeyHintTypeOptions =
+  | EnterKeyHintType
+  | EnterKeyHintTypeAndroid
+  | EnterKeyHintTypeIOS;
+
 type DataDetectorTypes =
   | 'phoneNumber'
   | 'link'
@@ -779,6 +788,12 @@ export interface TextInputProps
    */
   returnKeyType?: ReturnKeyTypeOptions | undefined;
 
+  /**
+   * Determines what text should be shown to the return key on virtual keyboards.
+   * Has precedence over the returnKeyType prop.
+   */
+  enterKeyHint?: EnterKeyHintTypeOptions | undefined;
+
   /**
    * If true, the text input obscures the text entered so that sensitive text like passwords stay secure.
    * The default value is false.

packages/react-native/Libraries/Components/TextInput/TextInput.js

@@ -223,13 +223,16 @@ export type TextContentType =
   | 'oneTimeCode';
 
 export type enterKeyHintType =
-  | 'enter'
+  // Cross Platform
   | 'done'
   | 'go'
   | 'next'
-  | 'previous'
   | 'search'
-  | 'send';
+  | 'send'
+  // Android-only
+  | 'previous'
+  // iOS-only
+  | 'enter';
 
 type PasswordRules = string;