Add support for RKP to credstore

Call out to keystore and request remotely provisioned attestation keys.
This reduces our dependence on factory-provisioned attestation keys.

Test: CtsIdentityTestCases
Bug: 194696876
Change-Id: Ief07750ef6b2a465060c64207063568b9a51af68
diff --git a/identity/Android.bp b/identity/Android.bp
index 790a731..c69ead1 100644
--- a/identity/Android.bp
+++ b/identity/Android.bp
@@ -54,6 +54,7 @@
         "libkeymaster4support",
         "libkeystore-attestation-application-id",
         "android.security.authorization-ndk",
+        "android.security.remoteprovisioning-cpp",
         "libutilscallstack",
     ],
     static_libs: [