Remove a flaky superfluous windows env for now

Author: garrettwrong

.github/workflows/workflow.yml

@@ -64,14 +64,16 @@ jobs:
         shell: bash -el {0}
     strategy:
       matrix:
-        os: [ubuntu-latest, ubuntu-20.04, macOS-latest, macOS-11, windows-2019]
+        os: [ubuntu-latest, ubuntu-20.04, macOS-latest, macOS-11]
         backend: [default, openblas]
         python-version: ['3.8']
         include:
           - os: ubuntu-latest
             backend: intel
           - os: macOS-latest
             backend: accelerate
+          - os: windows-2019
+            backend: default
 
     steps:
     - uses: actions/checkout@v3