Implement PreferredSimFallbackProvider

The PhoneAccountHandle is keyed with the DATA_ID of a Phone row in the Contacts provider.

Bug: 64213352
Test: PreferredSimFallbackProviderTest
PiperOrigin-RevId: 175354818
Change-Id: I828ff9d5a1e03e18b05256bcf8a61170be8ce7bc
diff --git a/packages.mk b/packages.mk
index c8a1ee5..2cce8c6 100644
--- a/packages.mk
+++ b/packages.mk
@@ -41,6 +41,7 @@
 	com.android.dialer.phonenumberutil \
 	com.android.dialer.postcall \
 	com.android.dialer.precall.impl \
+	com.android.dialer.preferredsim.impl \
 	com.android.dialer.searchfragment.common \
 	com.android.dialer.searchfragment.cp2 \
 	com.android.dialer.searchfragment.list \