use --dtype=float32 in tests

Signed-off-by: Travis Johnson <[email protected]>

Author: tjohnson31415

tests/conftest.py

@@ -110,6 +110,7 @@ def args(  # noqa: PLR0913
             "__main__.py",
             f"--grpc-port={grpc_server_port}",
             f"--port={http_server_port}",
+            "--dtype=float32",
             *extra_args,
         ],
     )