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