docs: use toContainEqual in MockFunctions example (#8765)

* Update MockFunctions - toContain -> toContainEqual

toContain won't work in this case, because it will try to compare arrays with Object.is, not equality.

* Update CHANGELOG.md

* Update order docs MockFunctions

CHANGELOG.md

@@ -45,6 +45,7 @@
 - `[docs]` Updated react tutorial to refer to new package of react-testing-library (@testing-library/react) ([#8753](https://github.com/facebook/jest/pull/8753))
 - `[docs]` Updated imports of react-testing-library to @testing-library/react in website ([#8757](https://github.com/facebook/jest/pull/8757))
 - `[jest-core]` Add `getVersion` (moved from `jest-cli`) ([#8706](https://github.com/facebook/jest/pull/8706))
+- `[docs]` Fix MockFunctions example that was using toContain instead of toContainEqual ([#8765](https://github.com/facebook/jest/pull/8765))
 
 ### Performance
 

docs/MockFunctions.md

@@ -263,7 +263,7 @@ These matchers are really just sugar for common forms of inspecting the `.mock`
 expect(mockFunc.mock.calls.length).toBeGreaterThan(0);
 
 // The mock function was called at least once with the specified args
-expect(mockFunc.mock.calls).toContain([arg1, arg2]);
+expect(mockFunc.mock.calls).toContainEqual([arg1, arg2]);
 
 // The last call to the mock function was called with the specified args
 expect(mockFunc.mock.calls[mockFunc.mock.calls.length - 1]).toEqual([

website/versioned_docs/version-22.x/MockFunctions.md

@@ -221,7 +221,7 @@ These matchers are really just sugar for common forms of inspecting the `.mock`
 expect(mockFunc.mock.calls.length).toBeGreaterThan(0);
 
 // The mock function was called at least once with the specified args
-expect(mockFunc.mock.calls).toContain([arg1, arg2]);
+expect(mockFunc.mock.calls).toContainEqual([arg1, arg2]);
 
 // The last call to the mock function was called with the specified args
 expect(mockFunc.mock.calls[mockFunc.mock.calls.length - 1]).toEqual([

website/versioned_docs/version-23.x/MockFunctions.md

@@ -267,7 +267,7 @@ These matchers are really just sugar for common forms of inspecting the `.mock`
 expect(mockFunc.mock.calls.length).toBeGreaterThan(0);
 
 // The mock function was called at least once with the specified args
-expect(mockFunc.mock.calls).toContain([arg1, arg2]);
+expect(mockFunc.mock.calls).toContainEqual([arg1, arg2]);
 
 // The last call to the mock function was called with the specified args
 expect(mockFunc.mock.calls[mockFunc.mock.calls.length - 1]).toEqual([

website/versioned_docs/version-24.0/MockFunctions.md

@@ -264,7 +264,7 @@ These matchers are really just sugar for common forms of inspecting the `.mock`
 expect(mockFunc.mock.calls.length).toBeGreaterThan(0);
 
 // The mock function was called at least once with the specified args
-expect(mockFunc.mock.calls).toContain([arg1, arg2]);
+expect(mockFunc.mock.calls).toContainEqual([arg1, arg2]);
 
 // The last call to the mock function was called with the specified args
 expect(mockFunc.mock.calls[mockFunc.mock.calls.length - 1]).toEqual([