Upgrade requirements, specifically ora2==2.3.1

PR #21614 made this upgrade, but it was accidentally
undone by a later PR that merged an out-of-date
'make upgrade'.

EDUCATOR-4635

requirements/edx/base.txt

@@ -114,7 +114,7 @@ edx-opaque-keys[django]==1.0.1
 edx-organizations==2.1.0
 edx-proctoring-proctortrack==1.0.5
 edx-proctoring==2.0.8
-edx-rbac==1.0.2           # via edx-enterprise
+edx-rbac==1.0.3           # via edx-enterprise
 edx-rest-api-client==1.9.2
 edx-search==1.2.2
 git+https://github.com/mitodl/edx-sga.git@3828ba9e413080a81b907a3381e5ffa05e063f81#egg=edx-sga==0.8.3
@@ -171,7 +171,7 @@ nodeenv==1.1.1
 numpy==1.16.5
 git+https://github.com/joestump/python-oauth2.git@b94f69b1ad195513547924e380d9265133e995fa#egg=oauth2
 oauthlib==2.1.0
-git+https://github.com/edx/edx-ora2.git@2.2.7#egg=ora2==2.2.7
+git+https://github.com/edx/edx-ora2.git@2.3.1#egg=ora2==2.3.1
 path.py==8.2.1
 pathtools==0.1.2
 paver==1.3.4

requirements/edx/development.txt

@@ -138,7 +138,7 @@ edx-opaque-keys[django]==1.0.1
 edx-organizations==2.1.0
 edx-proctoring-proctortrack==1.0.5
 edx-proctoring==2.0.8
-edx-rbac==1.0.2
+edx-rbac==1.0.3
 edx-rest-api-client==1.9.2
 edx-search==1.2.2
 git+https://github.com/mitodl/edx-sga.git@3828ba9e413080a81b907a3381e5ffa05e063f81#egg=edx-sga==0.8.3

requirements/edx/testing.txt

@@ -135,7 +135,7 @@ edx-opaque-keys[django]==1.0.1
 edx-organizations==2.1.0
 edx-proctoring-proctortrack==1.0.5
 edx-proctoring==2.0.8
-edx-rbac==1.0.2
+edx-rbac==1.0.3
 edx-rest-api-client==1.9.2
 edx-search==1.2.2
 git+https://github.com/mitodl/edx-sga.git@3828ba9e413080a81b907a3381e5ffa05e063f81#egg=edx-sga==0.8.3