Remove unused service - qti_display_boot am: 89caa2e3ab

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/qcom/sm7250/display/+/18153645

Change-Id: Ife681f19728b5592dd87c5bd36d181dbcc03adc7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>