Update pyflakes to 3.4.0

[pyup-bot]

This PR updates pyflakes from 2.4.0 to 3.4.0.

Changelog

3.4.0

- Add support for python 3.14
- Add "t-string is missing placeholders" error
- Fix annotation erroneously causing a name to be defined with
``from __future__ import annotations``
- Add support for always-deferred annotations (PEP 749)

3.3.2

- Fix crash with ``global`` / ``nonlocal`` in class bodies (regressed in 3.3.0)

3.3.1

- Allow assignment expressions to redefine annotations (regressed in 3.3.0)

3.3.0

- Add ``__debuggerskip__`` as a special local
- Allow assignment expressions to redefine outer names
- Drop support for EOL python 3.8
- Add new error for unused ``global`` / ``nonlocal`` names

3.2.0

- Add support for ``*T`` (TypeVarTuple) and ``**P`` (ParamSpec) in PEP 695
annotations.

3.1.0

- Drop support for EOL python 3.6 / 3.7
- Remove ``ContinueInFinally`` check (only relevant in python < 3.8)
- Fix forward annotations inside a nested scope
- Produce an error when a definition shadows an unused variable
- Fix accessed global annotation being redefined in a local scope
- Allow redefinition of functions across ``match`` arms
- Fix potential ``None`` for ``lineno`` during tokenization errors
- Add support for PEP 695 and python 3.12

3.0.1

- Fix crash on augmented assign to ``print`` builtin

3.0.0

- Detect undefined name in variable defined by an annotated assignment
- Add a new error for names which are annotated but unused
- Remove handling of python 2.x `` type:`` comments.  Use annotations instead

2.5.0

- Drop support for EOL python 2.7 / 3.4 / 3.5
- Ignore ``__all__`` when not directly assigned
- Handle ``TypeAlias`` annotations as aliases (PEP 613)
- Assignment expressions (``:=``) target outer scope in comprehensions
- Add support for new python 3.11 syntax
- Unify output so it is always ``filename:lineno:col:  message``
- Properly report ``SyntaxError`` from stdin in python < 3.9
- Fix offsets of ``SyntaxError``s in pypy

Links

• PyPI: https://pypi.org/project/pyflakes
• Changelog: https://data.safetycli.com/changelogs/pyflakes/
• Repo: https://github.com/PyCQA/pyflakes