Add automotive_code_coverage keyword to Car host unit tests

This change will allow to run Code Coverage invocations for Car only tests

BUG=367371818
Flag: TEST_ONLY

Change-Id: I09daab1cffaeaf66a230c53d3ee8635ad12719fc
diff --git a/ravenwood/TEST_MAPPING b/ravenwood/TEST_MAPPING
index d4d188d..86246e2 100644
--- a/ravenwood/TEST_MAPPING
+++ b/ravenwood/TEST_MAPPING
@@ -34,15 +34,18 @@
     },
     {
       "name": "CarLibHostUnitTest",
-      "host": true
+      "host": true,
+      "keywords": ["automotive_code_coverage"]
     },
     {
       "name": "CarServiceHostUnitTest",
-      "host": true
+      "host": true,
+      "keywords": ["automotive_code_coverage"]
     },
     {
       "name": "CarSystemUIRavenTests",
-      "host": true
+      "host": true,
+      "keywords": ["automotive_code_coverage"]
     },
     {
       "name": "CtsAccountManagerTestCasesRavenwood",