Add data_stall_event.proto to atoms.proto

Test: Build pass
Bug: 120452078
Bug: 121185319
Change-Id: I5a428fb60d4c1eb4fe397426606e937f27eacbc3
Merged-In: I96f74d938663d579e4fea1eee6a4a250d7e21b3a
2 files changed