system_dlkm: load property for dynamic partition

Load from: /system_dlkm/etc/build.prop

Bug: 200082547
Test: TH
Signed-off-by: Ramji Jiyani <ramjiyani@google.com>
Change-Id: I9c34c44fc969107b215c05ed9b0ed779683a30b6
diff --git a/init/property_service.cpp b/init/property_service.cpp
index bdd5677..7a34849 100644
--- a/init/property_service.cpp
+++ b/init/property_service.cpp
@@ -1107,6 +1107,7 @@
     LoadPropertiesFromSecondStageRes(&properties);
     load_properties_from_file("/system/build.prop", nullptr, &properties);
     load_properties_from_partition("system_ext", /* support_legacy_path_until */ 30);
+    load_properties_from_file("/system_dlkm/etc/build.prop", nullptr, &properties);
     // TODO(b/117892318): uncomment the following condition when vendor.imgs for aosp_* targets are
     // all updated.
     // if (SelinuxGetVendorAndroidVersion() <= __ANDROID_API_R__) {