Update dependency requests to ==2.31.* [SECURITY]

Author: renovate[bot]

gosbom/pkg/cataloger/python/test-fixtures/requires/requirements.txt

@@ -18,5 +18,5 @@ argh==0.26.3 --hash=sha256:a9b3aaa1904eeb78e32394cd46c6f37ac0fb4af6dc488daa58971
 # maybe invalid, but found out in the wild
 ==2.3.4
 celery[redis, pytest] == 4.4.7 # should remove [redis, pytest]
-requests[security] == 2.8.* ; python_version < "2.7" and sys_platform == "linux"
+requests[security] ==2.31.* ; python_version < "2.7" and sys_platform == "linux"
 GithubSampleProject == 3.7.1 @ git+https://github.com/owner/repo@releases/tag/v3.7.1