This method/variables are for notify sample is changed/altered/added/removed. can be called together with updateSampleTex for sample update.
multipcm: Fix possible desync with instrument and sample parameter
opl4: Split sample table render and sample data render, Add notifySampleChange for refresh sample parameters
Partially revert previous commit
Add notifyInsAddition in dispatch for instrument addition
Refresh sample memory when instrument type changed
Fix naming for consistency
Also, this commit fixes a some possible issue in MultiPCM on openMSX core.
Chip ID: Already determined
