pytest-pretty and pytest-speed are not needed to run tests

--- pydantic_core-2.18.0/tests/requirements.txt.orig
+++ pydantic_core-2.18.0/tests/requirements.txt
@@ -12,9 +12,7 @@
 # pytest-examples currently depends on aiohttp via black; we don't want to build
 # it on platforms like aarch64 musllinux in CI
 pytest-examples==0.0.10; implementation_name == "cpython" and platform_machine == 'x86_64'
-pytest-speed==0.3.5
 pytest-mock==3.14.0
-pytest-pretty==1.2.0
 pytest-timeout==2.3.1
 pytz==2024.1
 # numpy doesn't offer prebuilt wheels for all versions and platforms we test in CI e.g. aarch64 musllinux