Check for store_code_state to store git-diff

rsl_rl/runners/on_policy_runner.py

@@ -155,7 +155,7 @@ class OnPolicyRunner:
             if it % self.save_interval == 0:
                 self.save(os.path.join(self.log_dir, f"model_{it}.pt"))
             ep_infos.clear()
-            if it == start_iter:
+            if it == start_iter and self.cfg.get("store_code_state", True):
                 # obtain all the diff files
                 git_file_paths = store_code_state(self.log_dir, self.git_status_repos)
                 # if possible store them to wandb