support python 3.12 type alias syntax
python 3.12 introduced new syntax for type aliases:
type Foo = int
this is currently highlighted incorrectly:
(the type keyword should be blue and the Foo name should be green)
related: #262
python 3.12 introduced new syntax for type aliases:
type Foo = int
this is currently highlighted incorrectly:
(the type keyword should be blue and the Foo name should be green)
related: #262