libbinder: add aidl_integration_test to test map

There are some thing exercised by this test which aren't tested by other
tests here.

Bug: 174755270
Fixes: 174694961
Test: N/A
Change-Id: I3f414696a476eaeac2c614123e2c58ab0254f179
diff --git a/libs/binder/TEST_MAPPING b/libs/binder/TEST_MAPPING
index 1cfb560..d7a44e5 100644
--- a/libs/binder/TEST_MAPPING
+++ b/libs/binder/TEST_MAPPING
@@ -38,6 +38,9 @@
       "name": "aidl_lazy_test"
     },
     {
+      "name": "aidl_integration_test"
+    },
+    {
       "name": "libbinderthreadstateutils_test"
     },
     {