Disable python formatting for some files

keyboards/signum/3_0/keymaps/default/layout.py

@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# yapf: disable
 
 # Add all used Unicode symbols to this list.
 # The key (e.g. "SNEK") is used in keymap.c for "enum", "unicode_map" and "keymaps", so it needs to be a valid C variable name.

util/uf2conv.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# yapf: disable
 import sys
 import struct
 import subprocess