Don't run bmi-tester on Windows

Author: mdpiper

.github/workflows/test.yml

@@ -138,10 +138,10 @@ jobs:
           python -c 'import pymt_heatf'
           python -c 'from pymt.models import HeatModelF'
 
-      - name: Test BMI
-        working-directory: ${{ github.workspace }}
-        run: |
-          bmi-test pymt_heatf._bmi:HeatModelF --config-file=${{ github.workspace }}\examples\test.cfg --root-dir=${{ github.workspace }}\examples -vvv
+      # - name: Test BMI
+      #   working-directory: ${{ github.workspace }}
+      #   run: |
+      #     bmi-test pymt_heatf._bmi:HeatModelF --config-file=${{ github.workspace }}\examples\test.cfg --root-dir=examples -vvv
 
       - name: Run examples
         working-directory: ${{ github.workspace }}/examples