Merge "tinyalsa: decrease eventfd counter by actual event numbers read" into main am: 1534bc9b7d

Original change: https://android-review.googlesource.com/c/platform/external/tinyalsa/+/3039158

Change-Id: Ided375d311d344df7ad97faa28cbdc4b8c02da24
Signed-off-by: Automerger Merge Worker <[email protected]>