Renamed getModifiableMutedChannels() -> getMutedChannelsModifiable() to be in line with the project naming scheme.
Renamed getModifiableMutedChannels() -> getMutedChannelsModifiable() to be in line with the project naming scheme.

DV8FromTheWorld/JDA,mentlerd/JDA,Java-Discord-Bot-System/JDA,DV8FromTheWorld/JDA,LAX1DUDE/JDA,Xevryll/JDA,Almighty-Alpaca/JDA