stub.py: Fix typo p_err -> p_error

Signed-off-by: Hector Martin <[email protected]>

Author: marcan

src/stub.py

@@ -159,7 +159,7 @@ def install_files(self, cur_os):
                            "0000000000000000040000000000000000000000000000000000000000000000",
                            self.osi.system], check=True)
         except:
-            p_err("Failed to apply extended attributes, logo will not work.")
+            p_error("Failed to apply extended attributes, logo will not work.")
 
         p_progress("Setting up Data volume...")
         logging.info("Setting up Data volume")