fix(igx-ts-legacy): update legacy templates

Author: Hristo313

packages/igx-templates/igx-ts-legacy/projects/_base/files/.prettierrc

@@ -0,0 +1,12 @@
+{
+  "printWidth": 100,
+  "singleQuote": true,
+  "overrides": [
+    {
+      "files": "*.html",
+      "options": {
+        "parser": "angular"
+      }
+    }
+  ]
+}

packages/igx-templates/igx-ts-legacy/projects/side-nav-auth/files/src/app/app-module.ts

@@ -8,12 +8,12 @@ import {
 import { AppRoutingModule } from './app-routing.module';
 import { App } from './app';
 import { AuthenticationModule, ExternalAuthService } from './authentication';
-import { HomeComponent } from './home/home.component';
+import { Home } from './home/home';
 
 @NgModule({
   declarations: [
     App,
-    HomeComponent
+    Home
   ],
   imports: [
     FormsModule,