ci: Test on PyPy 3.10

Author: jpmckinney

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
-        python-version: [3.8, 3.9, '3.10', '3.11', '3.12', pypy-3.9]
+        python-version: [3.8, 3.9, '3.10', '3.11', '3.12', pypy-3.10]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5