Update the default KeyMint version

As the current KeyMint version is 2 (200), reflect that in the default
XML.

Devices that ship with older KeyMint/KeyMaster version should override
the default android.hardware.hardware_keystore.xml file with the
version they support.

Test: android.keystore.cts.KeyAttestationTest#testAttestationKmVersionMatchesFeatureVersion
Bug: 222406513
Bug: 216543583
Change-Id: I6f2229019929cff747cec3907fc2a9b8ebebdcf4
diff --git a/security/keymint/aidl/default/android.hardware.hardware_keystore.xml b/security/keymint/aidl/default/android.hardware.hardware_keystore.xml
index e5a9345..2ebf1fe 100644
--- a/security/keymint/aidl/default/android.hardware.hardware_keystore.xml
+++ b/security/keymint/aidl/default/android.hardware.hardware_keystore.xml
@@ -14,5 +14,5 @@
      limitations under the License.
 -->
 <permissions>
-  <feature name="android.hardware.hardware_keystore" version="100" />
+  <feature name="android.hardware.hardware_keystore" version="200" />
 </permissions>