Merge pull request #91 from BenBagBag/ch-1-electron-signin

Ch 1 electron signin

Author: iambmelt

1-Authentication/3-sign-in-electron/App/index.html

@@ -52,7 +52,7 @@ <h5 class="card-header text-center" id="WelcomeMessage">Welcome to the Microsoft
 
         <!-- importing bootstrap.js and supporting js libraries -->
         <script src="./node_modules/jquery/dist/jquery.js"></script>
-        <script src="./node_modules/popper.js/dist/umd/popper.js"></script>
+        <script src="./node_modules/@popperjs/core/dist/umd/popper.min.js"></script>
         <script src="./node_modules/bootstrap/dist/js/bootstrap.js"></script>
 
         <!-- importing app scripts | load order is important -->