Version 1.9.0 release (#357)

* Version 1.9.0 release
* Bump django-stubs requirement

Author: intgr

requirements.txt

@@ -7,6 +7,6 @@ djangorestframework==3.14.0
 types-pytz==2022.7.1.2
 types-requests==2.28.11.14
 types-urllib3==1.26.25.7
-django-stubs==1.14.0
+django-stubs==1.15.0
 django-stubs-ext==0.7.0
 -e .[compatible-mypy,coreapi,markdown]

setup.py

@@ -35,7 +35,7 @@ def find_stub_files(name):
 
 setup(
     name="djangorestframework-stubs",
-    version="1.8.0",
+    version="1.9.0",
     description="PEP-484 stubs for django-rest-framework",
     long_description=readme,
     long_description_content_type="text/markdown",