fix(google-auth): raise minimum pyopenssl version to 23.2.0

Author: ohmayr

packages/google-auth/testing/constraints-3.14.txt

@@ -0,0 +1,8 @@
+# This constraints file is used to check that lower bounds
+# are correct in setup.py for Python 3.14
+pyasn1-modules==0.2.1
+setuptools==40.3.0
+cryptography==38.0.3
+pyjwt==2.0
+pyopenssl==23.2.0
+