Reland: Memtrack HAL: Add stable AIDL implementation

Bug: 175021432
Test: adb shell dumpsys -l | grep android.hardware.memtrack.IMemtrack
Test: VtsHalMemtrackTargetTest
Change-Id: I686c0ecc31648dc6e58a6ab5e6ae914454111200
diff --git a/memtrack/aidl/default/memtrack-default.xml b/memtrack/aidl/default/memtrack-default.xml
new file mode 100644
index 0000000..3e3e0f6
--- /dev/null
+++ b/memtrack/aidl/default/memtrack-default.xml
@@ -0,0 +1,7 @@
+<manifest version="1.0" type="device">
+    <hal format="aidl">
+        <name>android.hardware.memtrack</name>
+        <fqname>IMemtrack/default</fqname>
+    </hal>
+</manifest>
+