lang/python-tools: Fix build with Python 3.12+

• While I'm here:
  • Reorder knobs
  • Sort USE_PYTHON
  • Remove WRKSRC_SUBDIR
  • Cosmetic change

These scripts have been removed from python 3.12+ repository [1][2][3].

> Patching for py312-python-tools-3.12.13_1

find: byteyears.py: No such file or directory
find: copytime.py: No such file or directory
find: crlf.py: No such file or directory
find: dutree.py: No such file or directory
find: lfcr.py: No such file or directory
find: ptags.py: No such file or directory
find: untabify.py: No such file or directory

• Error code 1

Reference: https://pkg-status.freebsd.org/beefy23/data/150amd64-default/b669d2e5ce77/logs/py312-python-tools-3.12.13_1.log

		https://github.com/python/cpython/commit/6cbbc26a73879f17df8896ea4feb40c61b085775 [1]
		https://github.com/python/cpython/commit/4ed00be98f5b7dbac3ab71159dda907c931de486 [2]
		https://github.com/python/cpython/commit/0895c2a066c64c84cab0821886dfa66efc1bdc2f [3]