Use cross-env instead of win-node-env (#656)

* File `package-lock.json` updated.

* Use `cross-env` for setting environment variables in npm scripts.

* Remove all the mentions of `win-node-env` because it is no longer needed for running npm scripts.

Co-authored-by: Chen-I Lim <46905241+chenilim@users.noreply.github.com>

.github/workflows/build-win-wpf.yml

@@ -20,9 +20,6 @@ jobs:
     - name: Add msbuild to PATH
       uses: microsoft/setup-msbuild@v1.0.2
 
-    - name: win-node-env
-      run: npm install -g win-node-env
-
     - name: npm install
       run: cd webapp; npm install --no-optional
 

.github/workflows/dev-release.yml

@@ -114,9 +114,6 @@ jobs:
     - name: Add msbuild to PATH
       uses: microsoft/setup-msbuild@v1.0.2
 
-    - name: win-node-env
-      run: npm install -g win-node-env
-
     - name: npm install
       run: cd webapp; npm install --no-optional
 

.github/workflows/prod-release.yml

@@ -109,9 +109,6 @@ jobs:
     - name: Add msbuild to PATH
       uses: microsoft/setup-msbuild@v1.0.2
 
-    - name: win-node-env
-      run: npm install -g win-node-env
-
     - name: npm install
       run: cd webapp; npm install --no-optional