chore(deps): Update oauthlib to >=3.1.0 (#113)

* Update oauthlib: A couple of methods were renamed in oauthlib 3.1.0

- [Renamed `construct_base_string` to `signature_base_string`](https://github.com/oauthlib/oauthlib/commit/42023d8303113073e31a57e1bbf70216b7120e20)
- [Renamed `normalize_base_string_uri` to `base-string_uri`](oauthlib/oauthlib@0ef0a9c)

* Update CHANGELOG

Author: bgrant

CHANGELOG.md

@@ -12,9 +12,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [PR 112](https://github.com/salesforce/django-declarative-apis/pull/112) Try again to use new ReadTheDocs config
 - [PR 111](https://github.com/salesforce/django-declarative-apis/pull/111) ReadTheDocs only supports up to Python 3.8
 - [PR 110](https://github.com/salesforce/django-declarative-apis/pull/110) Fix ReadTheDocs build by specifying python version differently
-- [PR 108](https://github.com/salesforce/django-declarative-apis/pull/107) Fix ReadTheDocs documentation build with pyproject.toml
+- [PR 108](https://github.com/salesforce/django-declarative-apis/pull/108) Fix ReadTheDocs documentation build with pyproject.toml
 
 ### Changed
+- [PR 113](https://github.com/salesforce/django-declarative-apis/pull/113) Require oauthlib >= 3.1.0
 - [PR 109](https://github.com/salesforce/django-declarative-apis/pull/109) Update Github actions
 - [PR 107](https://github.com/salesforce/django-declarative-apis/pull/107) Update to use pyproject.toml
 

django_declarative_apis/authentication/oauthlib/endpoint.py

@@ -85,8 +85,8 @@ def validate_request(self, uri, http_method="GET", body=None, headers=None):
 
         if valid_client and not valid_signature:  # TOOPHER
             norm_params = signature.normalize_parameters(request.params)  # TOOPHER
-            uri = signature.normalize_base_string_uri(request.uri)  # TOOPHER
-            base_signing_string = signature.construct_base_string(
+            uri = signature.base_string_uri(request.uri)  # TOOPHER
+            base_signing_string = signature.signature_base_string(
                 request.http_method, uri, norm_params
             )  # TOOPHER
             self.validation_error_message = (

pyproject.toml

@@ -13,7 +13,7 @@ dependencies = [
   "cryptography>=2.0,<=3.4.8",
   "decorator==4.0.11",
   "django-dirtyfields>=1.2.1",
-  "oauthlib[signedtoken,rsa]>=2.0.6,<3.1.0",
+  "oauthlib[signedtoken,rsa]>=3.1.0",
   "pydantic>=1.8"
 ]
 keywords = [