add component metadata tag to CTS liblog test acses

Bug: 36140955
Bug: 35360169
Test: new unit test to ensure that all modules have this field
Change-Id: Ifb7a14817265b4624f1dc6414b547c86aafcf4ac
diff --git a/liblog/tests/AndroidTest.xml b/liblog/tests/AndroidTest.xml
index b8d87e6..427f2b4 100644
--- a/liblog/tests/AndroidTest.xml
+++ b/liblog/tests/AndroidTest.xml
@@ -14,6 +14,7 @@
      limitations under the License.
 -->
 <configuration description="Config for CTS Logging Library test cases">
+    <option name="config-descriptor:metadata" key="component" value="systems" />
     <target_preparer class="com.android.compatibility.common.tradefed.targetprep.FilePusher">
         <option name="cleanup" value="true" />
         <option name="push" value="CtsLiblogTestCases->/data/local/tmp/CtsLiblogTestCases" />
diff --git a/logd/tests/AndroidTest.xml b/logd/tests/AndroidTest.xml
index b16bdfd..8704611 100644
--- a/logd/tests/AndroidTest.xml
+++ b/logd/tests/AndroidTest.xml
@@ -14,6 +14,7 @@
      limitations under the License.
 -->
 <configuration description="Config for CTS Logging Daemon test cases">
+    <option name="config-descriptor:metadata" key="component" value="systems" />
     <target_preparer class="com.android.compatibility.common.tradefed.targetprep.FilePusher">
         <option name="cleanup" value="true" />
         <option name="push" value="CtsLogdTestCases->/data/local/tmp/CtsLogdTestCases" />