Add 1.16

Author: UnknownPlatypus

.github/workflows/test.yml

@@ -25,7 +25,7 @@ jobs:
     strategy:
       matrix:
         python-version: ['3.10', '3.11', '3.12', '3.13']
-        mypy-version: ['1.13', '1.14', '1.15', 'latest']
+        mypy-version: ['1.13', '1.14', '1.15', '1.16', 'latest']
       fail-fast: false
     steps:
       - uses: actions/checkout@v4