Add integration test for avmdtool dump

Bug: 239534874
Test: atest avmdtool_tests
Change-Id: I2a4713e23d81cbe482a5b9d1a8c37ec135ca3fb2
diff --git a/avmd/TEST_MAPPING b/avmd/TEST_MAPPING
new file mode 100644
index 0000000..dd687fe
--- /dev/null
+++ b/avmd/TEST_MAPPING
@@ -0,0 +1,7 @@
+{
+  "presubmit" : [
+    {
+      "name" : "avmdtool_tests"
+    }
+  ]
+}