Add native loader entry points (#9275)

sdk/src/system_program.rs

@@ -1,5 +1,10 @@
+use crate::{native_loader, native_program_info, pubkey::Pubkey};
+
 crate::declare_id!("11111111111111111111111111111111");
 
-pub fn solana_system_program() -> (String, crate::pubkey::Pubkey) {
-    ("solana_system_program".to_string(), id())
+pub fn solana_system_program() -> (native_loader::Info, Pubkey) {
+    (
+        native_program_info!("solana_system_program".to_string()),
+        id(),
+    )
 }