Allow dumpstate to trace drm hals

Change-Id: I4e78d264013de2e4eeff3c80a8f6dcbffd078c39
related-to-bug:74607984
test:adb bugreport and check for drm trace dumps
diff --git a/libs/dumputils/dump_utils.cpp b/libs/dumputils/dump_utils.cpp
index 0fd2b81..835da20 100644
--- a/libs/dumputils/dump_utils.cpp
+++ b/libs/dumputils/dump_utils.cpp
@@ -44,6 +44,7 @@
         "android.hardware.audio@2.0::IDevicesFactory",
         "android.hardware.bluetooth@1.0::IBluetoothHci",
         "android.hardware.camera.provider@2.4::ICameraProvider",
+        "android.hardware.drm@1.0::IDrmFactory",
         "android.hardware.graphics.composer@2.1::IComposer",
         "android.hardware.media.omx@1.0::IOmx",
         "android.hardware.sensors@1.0::ISensors",