DEV: bump python to 3.12 in environment.yml

[ci skip]

Author: rgommers

.github/workflows/macos.yml

@@ -25,7 +25,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.11"]
+        python-version: ["3.12"]
 
     steps:
     - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1

environment.yml

@@ -7,7 +7,7 @@ name: numpy-dev
 channels:
   - conda-forge
 dependencies:
-  - python=3.11 #need to pin to avoid issues with builds
+  - python=3.12  # need to pin to avoid issues with builds
   - cython>=3.0
   - compilers
   - openblas