Rename external storage properties.

According to property naming guidelines.

Bug: 152170470
Bug: 153525566
Test: N/A
Change-Id: I64c6d8ca49fbd72f923a8794df0929bd500dd8e9
Merged-In: I64c6d8ca49fbd72f923a8794df0929bd500dd8e9
diff --git a/recovery_utils/roots.cpp b/recovery_utils/roots.cpp
index 58a3139..99f3c5d 100644
--- a/recovery_utils/roots.cpp
+++ b/recovery_utils/roots.cpp
@@ -157,8 +157,8 @@
   bool needs_projid = false;
 
   if (volume == "/data") {
-    needs_casefold = android::base::GetBoolProperty("ro.emulated_storage.casefold", false);
-    needs_projid = android::base::GetBoolProperty("ro.emulated_storage.projid", false);
+    needs_casefold = android::base::GetBoolProperty("external_storage.casefold.enabled", false);
+    needs_projid = android::base::GetBoolProperty("external_storage.projid.enabled", false);
   }
 
   // If there's a key_loc that looks like a path, it should be a block device for storing encryption