Revert^2 "Update HIDL EventFlagBits to have the correct values"

This reverts commit 98444463f3cf7444da0c5d647c25287a525dfebf.

Reason for revert: needed to be submitted together with libfmq CL

Change-Id: Iad7cce6a38a7750ad88530c7a10521f8ff3d3ef8
Test: atest fmq_test fmq_unit_tests
Bug: 352396902
1 file changed