Update CI_NonlinearSolve.yml

Author: ChrisRackauckas

.github/workflows/CI_NonlinearSolve.yml

@@ -43,6 +43,7 @@ jobs:
         os:
           - ubuntu-latest
           - macos-latest
+          - windows-latest
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2