remove 7-zip action (#2220)

Co-authored-by: mjreno <[email protected]>

Author: mjreno

.github/actions/build-netcdf-win/action.yml

@@ -14,9 +14,6 @@ runs:
         cmakeVersion: latest
         ninjaVersion: latest
 
-    - name: Setup 7-zip
-      uses: milliewalky/setup-7-zip@v1
-
     - name: Download NetCDF-C
       shell: bash
       run: |