🔖 Bump version

Remedies a seemingly random socketio error:

```
    future: <Task finished coro=<VoiceClient._create_socket() done, defined at /usr/local/lib/python3.7/site-packages/discord/voice_client.py:172>
    exception=gaierror(-2, 'Name or service not known')>

    Traceback (most recent call last):
    File "/usr/local/lib/python3.7/site-packages/discord/voice_client.py", line 191, in _create_socket
    self.endpoint_ip = socket.gethostbyname(self.endpoint) socket.gaierror: [Errno -2] Name or service not known
```

PlexBot/__version__.py

@@ -1,5 +1,5 @@
 """Track version number of package."""
-VERSION = "1.0.2"
+VERSION = "1.0.3"
 
 if __name__ == "__main__":
     print(VERSION)

requirements.txt

@@ -1,4 +1,4 @@
-discord.py==1.3.4
+discord.py==1.4.1
 PlexAPI==4.0.0
 fuzzywuzzy==0.18.0
 pynacl==1.4.0