Update to use the correct logging library.

Test: compiles
Change-Id: I0e51e7e7866d2d01f04a05c63c9e1d1846b51f71
diff --git a/libmemtrack/memtrack.cpp b/libmemtrack/memtrack.cpp
index 9b874da..1b38925 100644
--- a/libmemtrack/memtrack.cpp
+++ b/libmemtrack/memtrack.cpp
@@ -23,6 +23,8 @@
 #include <string.h>
 #include <mutex>
 
+#include <android/log.h>
+
 using android::hardware::memtrack::V1_0::IMemtrack;
 using android::hardware::memtrack::V1_0::MemtrackType;
 using android::hardware::memtrack::V1_0::MemtrackRecord;