Pyflakes

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

- 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

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

- 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

- 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

- Remove unused tracing code (``traceTree``)
- Add support for ``match`` statement
- Detect ``typing`` module attributes when imported with ``import ... as ...``