Disallow run twice with a different batch size

cnvpipelines.py

@@ -705,6 +705,11 @@ class CnvPipeline:
 
                 self._rerun_tools(new_tools=tools)
 
+            else:
+                if self.config_data["batches"] != batches:
+                    print("Error: rerun with a different number of batch size not allowed. Exiting...", file=sys.stderr)
+                    exit(1)
+
             if chromosomes == "all":
                 chromosomes = self._chromosomes_list(final_fai, not force_all_chr)
             else: