Add microdroid-specialized KeyMint service

KeyMint in microdroid will initially be a specialized version of the
software KeyMint reference implementation. Begin this specialization by
removing the services that aren't needed within VMs.

Bug: 190578423
Test: atest MicrodroidHostTestCases
Change-Id: I6eee95944ccc555656868dad193f29b83ebf46a4
diff --git a/microdroid/Android.bp b/microdroid/Android.bp
index 55d1eae..0add9c3 100644
--- a/microdroid/Android.bp
+++ b/microdroid/Android.bp
@@ -158,7 +158,7 @@
     name: "microdroid_vendor",
     use_avb: true,
     deps: [
-        "android.hardware.security.keymint-service",
+        "android.hardware.security.keymint-service.microdroid",
         "microdroid_fstab",
         "microdroid_precompiled_sepolicy",
         "microdroid_precompiled_sepolicy.plat_sepolicy_and_mapping.sha256",