Emit virtual_ab_compression prop to dynamic_parttiion_info.txt

Test: mm -j && mm -j dist, make sure virtual_ab_compression is set to
true in dynamic_partition_info.txt of target_File.zip

Change-Id: Id0d46bd8ed738b2b69a0c01481b7db0c7127f773
diff --git a/core/Makefile b/core/Makefile
index 40e9274..107cab9 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -4534,6 +4534,8 @@
     echo "super_partition_error_limit=$(BOARD_SUPER_PARTITION_ERROR_LIMIT)" >> $(1))
   $(if $(filter true,$(PRODUCT_VIRTUAL_AB_OTA)), \
     echo "virtual_ab=true" >> $(1))
+  $(if $(filter true,$(PRODUCT_VIRTUAL_AB_COMPRESSION)), \
+    echo "virtual_ab_compression=true" >> $(1))
   $(if $(filter true,$(PRODUCT_VIRTUAL_AB_OTA_RETROFIT)), \
     echo "virtual_ab_retrofit=true" >> $(1))
 endef