CI: Up timeout-minutes=5 on win64 test. Windows is slow

Author: kernc

.github/workflows/ci.yml

@@ -68,7 +68,7 @@ jobs:
       - build
       - docs
     runs-on: windows-latest
-    timeout-minutes: 4
+    timeout-minutes: 5
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5