Simple cap by including sysvars and native programs (#13884)

* Simpler cap by including sysvars and native programs

* Fix tests

* Add comment

* revert some unrelated code

* Update test_bank_update_sysvar_account for cap.

* Test cap. for add_native_program using new helper

* Improve the cap adjustment with new tests

* Fix typo...

* Adjust test for improved code coverage

* Rename simpler_capitalization => simple_capitalization

* More rename and bonus commenting

sdk/src/genesis_config.rs

@@ -149,6 +149,11 @@ impl GenesisConfig {
         hash(&serialized)
     }
 
+    pub fn disable_cap_altering_features_for_preciseness(&mut self) {
+        self.accounts
+            .remove(&crate::feature_set::simple_capitalization::id());
+    }
+
     fn genesis_filename(ledger_path: &Path) -> PathBuf {
         Path::new(ledger_path).join("genesis.bin")
     }