Remove unused include in MQDescriptor.h of utils/Log.h.

Nothing in this header relies on utils/Log.h (or transitively,
log/log.h). So remove this include so that users of this header don't
need to have the libutils headers available.

Test: m -j checkbuild
Change-Id: I2517ec2fa06f5b6f9bdc9cc0f7d305099fae3e6f
(cherry picked from commit 50b2e0e7d16f3ed856add6ae05e0a6e8c17745e7)
diff --git a/base/include/hidl/MQDescriptor.h b/base/include/hidl/MQDescriptor.h
index 3ed3685..abab212 100644
--- a/base/include/hidl/MQDescriptor.h
+++ b/base/include/hidl/MQDescriptor.h
@@ -21,7 +21,6 @@
 #include <cutils/native_handle.h>
 #include <hidl/HidlInternal.h>
 #include <hidl/HidlSupport.h>
-#include <utils/Log.h>
 
 namespace android {
 namespace hardware {