MediaStream.dispose() bug (mediastream not found on linux OS)

[shivanshtalwar0]

Describe the bug When calling MediaStream.dispose() library throw an exception that media stream is not found, this only happens on linux OS

[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: PlatformException(MediaStreamDisposeFailed, stream [98C2C75D-0C4D-48F5-8387-67A667C09A62] not found!, null, null)
#0      StandardMethodCodec.decodeEnvelope (package:flutter/src/services/message_codecs.dart:652:7)
#1      MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:310:18)
<asynchronous suspension>
#2      MediaStreamNative.dispose (package:flutter_webrtc/src/native/media_stream_impl.dart:93:5)
<asynchronous suspension>

it is affecting videroom plugin on flutter_janus_client To Reproduce simply run app on linux and call MediaStream.dispose() Expected behavior it should not throw an exception Platform information Linux

• Flutter version: Doctor summary (to see all details, run flutter doctor -v): [✓] Flutter (Channel stable, 3.19.3, on Linux Mint 20.3 5.16.12, locale en_US.UTF-8) [✓] Android toolchain - develop for Android devices (Android SDK version 31.0.0-rc3) [✓] Chrome - develop for the web [✓] Linux toolchain - develop for Linux desktop [✓] Android Studio (version 2021.1) [✓] VS Code (version 1.87.1) [✓] Connected device (2 available) [✓] Network resources

• No issues found!

• Plugin version: 0.9.48+hotfix.1
• OS: Desktop (Linux Mint)
• OS version: Linux Mint 20.03 cinnamon