ci: Unpin Pydantic 1.x version in tests (#5261)

Author: alexander-alderman-webb

scripts/populate_tox/config.py

@@ -34,7 +34,6 @@
         "deps": {
             "*": ["async-timeout", "pytest-asyncio", "fakeredis>=2.2.0,<2.8"],
             "<=0.23": ["pydantic<2"],
-            "py3.7": ["pydantic<1.10.25"],
         },
         "num_versions": 2,
     },
@@ -134,7 +133,6 @@
             # deprecated argument.
             "<0.110.1": ["httpx<0.28.0"],
             "py3.6": ["aiocontextvars"],
-            "py3.7": ["pydantic<1.10.25"],
         },
     },
     "flask": {