ci: fix 3.12 python tests

tests were failing due to too restrictive python version requirements
(<=3.12 when 3.12.X exist).
switching to <3.13 allows every python 3.12 patch version to work normally

pyproject.toml

@@ -25,7 +25,7 @@ classifiers = [
 pipreqs = "pipreqs.pipreqs:main"
 
 [tool.poetry.dependencies]
-python = ">=3.8.1,<=3.12"
+python = ">=3.8.1,<3.13"
 yarg = "0.1.9"
 docopt = "0.6.2"
 nbconvert = "^7.11.0"
@@ -39,4 +39,4 @@ sphinx = { version = "^7.2.6", python = ">=3.9" }
 
 [build-system]
 requires = ["poetry-core"]
-build-backend = "poetry.core.masonry.api"
+build-backend = "poetry.core.masonry.api"