remove setExtraParam from docs

docs/api/crash-reporter.md

@@ -116,16 +116,6 @@ called before `start` is called.
 
 **Note:** This API can only be called from the main process.
 
-### `crashReporter.setExtraParameter(key, value)` _macOS_
-
-* `key` String - Parameter key, must be less than 64 characters long.
-* `value` String - Parameter value, must be less than 64 characters long.
-
-Set an extra parameter to be sent with the crash report. The values
-specified here will be sent in addition to any values set via the `extra` option when `start` was called. This API is only available on macOS, if you need to add/update extra parameters on Linux and Windows after your first call to `start` you can call `start` again with the updated `extra` options.
-
-**Note:** This API will be deprecated in `2.0`
-
 ### `crashReporter.addExtraParameter(key, value)` _macOS_
 
 * `key` String - Parameter key, must be less than 64 characters long.