ANDROID: libtracefs: Add MODULE_LICENSE_GPL am: fd084593f6 am: 6a827b5347 am: fb14db15e8

Original change: https://android-review.googlesource.com/c/platform/external/libtracefs/+/2084926

Change-Id: I727bc90c3908d18347e26db591fc9bc37b4ddc0a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>