microdroid: pass idsig in payload.img

apkdmverity is added to microdroid as well.

Bug: 190343842
Test: MicrodroidHostTestCases (not changed)
Change-Id: If5d6608b52cc93cd13ace85c03b5b2891041b8b4
diff --git a/microdroid/Android.bp b/microdroid/Android.bp
index 6f731bb..4f0d17a 100644
--- a/microdroid/Android.bp
+++ b/microdroid/Android.bp
@@ -49,6 +49,7 @@
         "microdroid_init_rc",
         "microdroid_launcher",
         "microdroid_manager",
+
         "ueventd.rc",
         "libbinder",
         "libbinder_ndk",
@@ -99,6 +100,7 @@
         },
         lib64: {
             deps: [
+                "apkdmverity",
                 "zipfuse",
             ],
         },