Force reinstall packaged typing artifact

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
Copilot-Session: 3775188c-77e9-48a2-9c79-76e7bfdc25f9

Author: andystaples

noxfile.py

@@ -344,6 +344,15 @@ def typecheck_functions(session: nox.Session) -> None:
             session.error(f"{marker} is missing from {sdist.name}")
 
     session.install(str(wheel))
+    session.run(
+        "python",
+        "-m",
+        "pip",
+        "install",
+        "--force-reinstall",
+        "--no-deps",
+        str(wheel),
+    )
     session.run(
         "pyright",
         "-p",