Add libtextclassifier to hwasan-postsubmit

Test: Run tests under HWASan.
Bug: 193568145
Change-Id: Ic6885bb5bff6a94aeb920b1907c4afb4dd2dbc8f
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 93ea6d6..6b3b9d9 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -18,6 +18,25 @@
       "name": "TextClassifierNotificationTests"
     }
   ],
+  "hwasan-postsubmit": [
+    {
+      "name": "TextClassifierServiceTest",
+      "options": [
+        {
+          "exclude-annotation": "androidx.test.filters.FlakyTest"
+        }
+      ]
+    },
+    {
+      "name": "libtextclassifier_tests"
+    },
+    {
+      "name": "libtextclassifier_java_tests"
+    },
+    {
+      "name": "TextClassifierNotificationTests"
+    }
+  ],
   "mainline-presubmit": [
     {
       "name": "TextClassifierNotificationTests[com.google.android.extservices.apex]"