config_converterでlayoutのdefineがtype aliasの場合にパースに失敗する

[k-omotani]

Keyball61のconfigをconvertしようとして発見
このパターンのようにdefineとしてaliasで定義されている場合、elif '#define ' + self.search_layout + '(' in string:のパターンに入らずにERROR: Failed to findになります。

#define LAYOUT_right_ball( \
...
    }

#define LAYOUT LAYOUT_right_ball

https://github.com/Yowkees/keyball/blob/main/qmk_firmware/keyboards/keyball/keyball61/keyball61.h

error log

$ ./BLE-Micro-Pro/AboutDefaultFirmware/keyboards/config_converter.py ./keyball/qmk_firmware/keyboards/keyball/keyball61

 ** Making config.json from ./keyball/qmk_firmware/keyboards/keyball/keyball61 **
0: LAYOUT_right_ball		keyball/keyball61/keyball61.h:26
1: LAYOUT_left_ball		keyball/keyball61/keyball61.h:46
2: LAYOUT_dual_ball		keyball/keyball61/keyball61.h:66
3: LAYOUT_no_ball		keyball/keyball61/keyball61.h:86
4: LAYOUT		keyball/keyball61/keyball61.h:108
5: LAYOUT_universal		keyball/keyball61/keyball61.h:109

Use layout: 4
ERROR: Failed to find LAYOUT
This keyboard is split keyboard
warning: MATRIX len and PINS len do not match in both row and col.