chore: scale up slow tests (#2268)

Author: eakmanrq

.circleci/continue_config.yml

@@ -57,9 +57,9 @@ jobs:
         type: string
     docker:
       - image: cimg/python:<< parameters.python_version >>
-    resource_class: medium
+    resource_class: large
     environment:
-      PYTEST_XDIST_AUTO_NUM_WORKERS: 4
+      PYTEST_XDIST_AUTO_NUM_WORKERS: 8
     steps:
       - halt_unless_core
       - checkout
@@ -82,9 +82,9 @@ jobs:
   style_and_slow_tests_pydantic_v1:
     docker:
       - image: cimg/python:3.10
-    resource_class: medium
+    resource_class: large
     environment:
-      PYTEST_XDIST_AUTO_NUM_WORKERS: 4
+      PYTEST_XDIST_AUTO_NUM_WORKERS: 8
     steps:
       - halt_unless_core
       - checkout