ANDROID: libtraceevent: Add MODULE_LICENSE_GPL am: d6081d18cd am: 0491c2b5e3

Original change: https://android-review.googlesource.com/c/platform/external/libtraceevent/+/2084731

Change-Id: I03a191ff2903fe4d238e59e4b9cf07d44d4efb71
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>