Update CI.yml

Author: BoundaryValueProblems

.github/workflows/CI.yml

@@ -21,11 +21,12 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - "1.9"
-          - "1.7"
+          - "1.11"
+          - "1.10"
         os:
           - ubuntu-latest
           - macOS-latest
+          - windows-latest
         arch:
           - x64
     steps: