Update migration guide

Author: eps1lon

docs/src/pages/guides/migration-v4/migration-v4.md

@@ -45,6 +45,14 @@ yarn add @material-ui/core
 
 ## Handling breaking changes
 
+### BottomNavigation
+
+- typescript: The `event` in `onChange` is no longer typed as a `React.ChangeEvent` but `React.SyntheticEvent`.
+  ```diff
+  -<BottomNavigation onChange={(event: React.ChangEvent<{}>) => {}} />
+  +<BottomNavigation onChange={(event: React.SyntheticEvent) => {}} />
+  ```
+
 ### Divider
 
 - Use border instead of background color. It prevents inconsistent height on scaled screens. For people customizing the color of the border, the change requires changing the override CSS property:
@@ -69,6 +77,14 @@ yarn add @material-ui/core
 />
 ```
 
+### Slider
+
+- typescript: The `event` in `onChange` is no longer typed as a `React.ChangeEvent` but `React.SyntheticEvent`.
+  ```diff
+  -<Slider onChange={(event: React.ChangEvent<{}>, value: unknown) => {}} />
+  +<Slider onChange={(event: React.SyntheticEvent, value: unknown) => {}} />
+  ```
+
 ### TablePagination
 
 - The customization of the table pagination's actions labels must be done with the `getItemAriaLabel` prop.
@@ -80,6 +96,14 @@ yarn add @material-ui/core
   + getItemAriaLabel={…}
   ```
 
+### Tabs
+
+- typescript: The `event` in `onChange` is no longer typed as a `React.ChangeEvent` but `React.SyntheticEvent`.
+  ```diff
+  -<Tabs onChange={(event: React.ChangEvent<{}>, value: unknown) => {}} />
+  +<Tabs onChange={(event: React.SyntheticEvent, value: unknown) => {}} />
+  ```
+
 ### Typography
 
 - Replace `srOnly` prop support with a style util:
@@ -133,3 +157,9 @@ yarn add @material-ui/core
   -</ExpansionPanel>
   +</Accordion>
   ```
+
+- typescript: The `event` in `onChange` is no longer typed as a `React.ChangeEvent` but `React.SyntheticEvent`.
+  ```diff
+  -<Accordion onChange={(event: React.ChangEvent<{}>, expanded: boolean) => {}} />
+  +<Accordion onChange={(event: React.SyntheticEvent, expanded: boolean) => {}} />
+  ```