Add numpy 2 tests to CI

Author: marthacryan

.circleci/config.yml

@@ -249,6 +249,14 @@ jobs:
       - test_optional:
           py: "312_no_numpy"
 
+  python_312_numpy_2:
+    docker:
+      - image: cimg/python:3.12-browsers
+    steps:
+      - test_optional:
+          py: "312_np2"
+
+
   # Percy
   python_39_percy:
     docker:
@@ -607,4 +615,5 @@ workflows:
       - python_39_pandas_2_optional
       - python_39_percy
       - python_312_no_numpy
+      - python_312_np2
       - build-doc