Fix iOS build (#117)

## Description

- Fixed Swift function placeholder

## Motivation and Context

- After refactor we probably overlooked the change

## How has this been tested?

- Build iOS

## Types of changes

- [x] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to
      not work as expected)

## Checklist:

- [ ] My code follows the code style of this project.
- [ ] My change requires a change to the documentation.
- [ ] I have updated the documentation accordingly.

## Screenshots (if appropriate)

packages/react-native-client/ios/RNFishjamClientModule.swift

@@ -97,7 +97,7 @@ public class RNFishjamClientModule: Module {
             return client
         }()
 
-        AsyncFunction("connect") {
+        AsyncFunction("joinRoom") {
             (
                 url: String, participantToken: String, participantMetadata: [String: Any], config: ConnectConfig,
                 promise: Promise
@@ -136,7 +136,7 @@ public class RNFishjamClientModule: Module {
         }
 
         AsyncFunction("switchCamera") { (cameraId: String) in
-            try rnFishjamClient.switchCamera(captureDeviceId: cameraId)
+            try rnFishjamClient.switchCamera(cameraId: cameraId)
         }
 
         Property("cameras") {