Add TEST_MAPPING for debuggerd CTS

Change-Id: I3bba97e7a0a2b053c6d5577496efa2dca29035d4
diff --git a/debuggerd/TEST_MAPPING b/debuggerd/TEST_MAPPING
index 8633cb8..61d7155 100644
--- a/debuggerd/TEST_MAPPING
+++ b/debuggerd/TEST_MAPPING
@@ -14,5 +14,10 @@
     {
       "name": "debuggerd_test"
     }
+  ],
+  "postsubmit": [
+    {
+      "name": "CtsCrashDetailHostTestCases"
+    }
   ]
 }