cfv: migrate to python@3.14

[branchvincent]

cfv: migrate to python@3.14

[daeho-ro]

  Traceback (most recent call last):
    File "/opt/homebrew/Cellar/cfv/3.1.0/bin/cfv", line 3, in <module>
      from cfv.common import main
    File "/opt/homebrew/Cellar/cfv/3.1.0/libexec/lib/python3.14/site-packages/cfv/common.py", line 49, in <module>
      from cfv import ui
    File "/opt/homebrew/Cellar/cfv/3.1.0/libexec/lib/python3.14/site-packages/cfv/ui.py", line 10, in <module>
      from cfv import term
    File "/opt/homebrew/Cellar/cfv/3.1.0/libexec/lib/python3.14/site-packages/cfv/term.py", line 28, in <module>
      scrwidth = getscrwidth()
    File "/opt/homebrew/Cellar/cfv/3.1.0/libexec/lib/python3.14/site-packages/cfv/term.py", line 16, in getscrwidth
      h, w = struct.unpack('h h', ioctl(tty.fileno(), TIOCGWINSZ, '\0' * struct.calcsize('h h')))
                                  ~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  SystemError: buffer overflow

[Copilot]

Pull Request Overview

This PR migrates the cfv formula from Python 3.13 to Python 3.14 and includes a patch to fix a buffer overflow error in the term.py file.

Key changes:

• Updated Python dependency from python@3.13 to python@3.14
• Added an inreplace block to patch lib/cfv/term.py to resolve a SystemError buffer overflow issue

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[github-actions]

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