Enable ProjectID for the file systems by default.

This is in conjunction with enabling the project id for internal directories. The check whether project ids should be used or not, is done in installd process. If they cannot be used, then the installd process falls back to previous approaches.

Bug: b/215154615
Test: atest installd/StorageHostTest
Test: atest installd/installd_service_test.cpp
Change-Id: I2c6672640295ebbc5ec78075290fc8e8703384ef
diff --git a/fs/Ext4.cpp b/fs/Ext4.cpp
index 7a5f5da..91f62ff 100644
--- a/fs/Ext4.cpp
+++ b/fs/Ext4.cpp
@@ -173,7 +173,7 @@
 
     bool needs_casefold =
             android::base::GetBoolProperty("external_storage.casefold.enabled", false);
-    bool needs_projid = android::base::GetBoolProperty("external_storage.projid.enabled", false);
+    bool needs_projid = true;
 
     if (needs_projid) {
         cmd.push_back("-I");