Add Dmesg post processor Test: make BootTimeTest && tradefed.sh run commandAndExit /ssddrive/android/main/platform_testing/tests/automotive/health/boottime/AndroidTest.xml Bug: 288323866 Change-Id: Ia8f4294c6f5741cc8ccab6a54620989cf6064344 Merged-In: Ia8f4294c6f5741cc8ccab6a54620989cf6064344 (cherry picked from commit f1225873ab3252f7326def18e120560efecf93a1)