🐛 Fix: typevar with default cause typeerror (#170)

Author: gouzil

pyproject.toml

@@ -15,7 +15,7 @@ include = ["githubkit/py.typed"]
 python = "^3.9"
 anyio = ">=3.6.1, <5.0.0"
 httpx = ">=0.23.0, <1.0.0"
-typing-extensions = "^4.6.0"
+typing-extensions = "^4.11.0"
 hishel = ">=0.0.21, <=0.2.0"
 pydantic = ">=1.9.1, <3.0.0, !=2.5.0, !=2.5.1"
 PyJWT = { version = "^2.4.0", extras = ["crypto"], optional = true }