dump_gti: fix I/O error when touch fails to resume am: 476373ef30

Original change: https://googleplex-android-review.googlesource.com/c/device/google/gs-common/+/24023803

Change-Id: I8e6b7bbfcd1170aee405036d145dbcd088de5145
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>