Update ci-time.yml

Only use Python 3.13

Author: philipc2

.github/workflows/ci-time.yml

@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest", "macos-latest", "macos-14", "windows-latest"]
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.13"]
 
     steps:
       - name: Cancel previous runs