I put refine volume curve file in the attached file.
This new tuning slightly increase 10th~20th volume step loudness.
It fixes user's bug "16th volume step loudness is quiet compared to B3".
Files from the latest attachment on b/257197305
Bug: 254569854
Bug: 257197305
Test: verified by supery@
Change-Id: I2f0d887da27b898259209afe33d578471b308589