update macos to latest (13 is retired)

Author: slobentanzer

.github/workflows/pr.yaml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        os: ["ubuntu-latest", "macos-13", "windows-latest"]
+        os: ["ubuntu-latest", "macos-latest", "windows-latest"]
         python-version: ["3.10", "3.11", "3.12"]
         neo4j-version: ["4.4-enterprise", "5.17.0-enterprise"]
         exclude: