Minor fixes for jest libdef (#50235)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/50235

- Remove duplicate definition for `toBeCalledWith` and `lastCalledWith`.
- Replace `typeof undefined` with `void`
- Make some Array types readonly where we can.

Changelog: [Internal]

Reviewed By: gkz

Differential Revision: D71762238

fbshipit-source-id: 5c20bd7e941a8c36084e291f23cd6caa27f07eb9

packages/react-native/flow/jest.js

@@ -219,7 +219,7 @@ type JestStyledComponentsMatcherValue =
   | string
   | JestAsymmetricEqualityType
   | RegExp
-  | typeof undefined;
+  | void;
 
 type JestStyledComponentsMatcherOptions = {
   media?: string,
@@ -755,13 +755,11 @@ interface JestExpectType {
    * specific arguments.
    */
   toHaveBeenCalledWith(...args: Array<any>): void;
-  toBeCalledWith(...args: Array<any>): void;
   /**
    * Use .toHaveBeenLastCalledWith to ensure that a mock function was last called
    * with specific arguments.
    */
   toHaveBeenLastCalledWith(...args: Array<any>): void;
-  lastCalledWith(...args: Array<any>): void;
   /**
    * Check that an object has a .length property and it is set to a certain
    * numeric value.
@@ -1131,7 +1129,9 @@ declare var it: {
    * @param {table} table of Test
    */
   each(
-    ...table: Array<Array<mixed> | mixed> | [Array<string>, string]
+    ...table:
+      | $ReadOnlyArray<$ReadOnlyArray<mixed> | mixed>
+      | [$ReadOnlyArray<string>, string]
   ): (
     name: JestTestName,
     fn?: (...args: Array<any>) => ?Promise<mixed>,