fix(schematics): two consecutive commas generated (#14371)

When generating any Material schematic with OnPush changeDetection, we get two consecutive commas in component decorator.

Fixes: #14366

Author: klemenoslaj

src/lib/schematics/ng-generate/address-form/files/__path__/__name@dasherize@if-flat__/__name@dasherize__.component.ts

@@ -9,8 +9,8 @@ import { FormBuilder, Validators } from '@angular/forms';
   templateUrl: './<%= dasherize(name) %>.component.html',<% } if(inlineStyle) { %>
   styles: [`
     <%= indentTextContent(resolvedFiles.stylesheet, 4) %>
-  `],<% } else { %>
-  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>'],<% } %><% if(!!viewEncapsulation) { %>
+  `]<% } else { %>
+  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>']<% } %><% if(!!viewEncapsulation) { %>,
   encapsulation: ViewEncapsulation.<%= viewEncapsulation %><% } if (changeDetection !== 'Default') { %>,
   changeDetection: ChangeDetectionStrategy.<%= changeDetection %><% } %>
 })

src/lib/schematics/ng-generate/dashboard/files/__path__/__name@dasherize@if-flat__/__name@dasherize__.component.ts

@@ -10,8 +10,8 @@ import { Breakpoints, BreakpointObserver } from '@angular/cdk/layout';
   templateUrl: './<%= dasherize(name) %>.component.html',<% } if(inlineStyle) { %>
   styles: [`
     <%= indentTextContent(resolvedFiles.stylesheet, 4) %>
-  `],<% } else { %>
-  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>'],<% } %><% if(!!viewEncapsulation) { %>
+  `]<% } else { %>
+  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>']<% } %><% if(!!viewEncapsulation) { %>,
   encapsulation: ViewEncapsulation.<%= viewEncapsulation %><% } if (changeDetection !== 'Default') { %>,
   changeDetection: ChangeDetectionStrategy.<%= changeDetection %><% } %>
 })

src/lib/schematics/ng-generate/nav/files/__path__/__name@dasherize@if-flat__/__name@dasherize__.component.ts

@@ -11,8 +11,8 @@ import { map } from 'rxjs/operators';
   templateUrl: './<%= dasherize(name) %>.component.html',<% } if(inlineStyle) { %>
   styles: [`
     <%= indentTextContent(resolvedFiles.stylesheet, 4) %>
-  `],<% } else { %>
-  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>'],<% } %><% if(!!viewEncapsulation) { %>
+  `]<% } else { %>
+  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>']<% } %><% if(!!viewEncapsulation) { %>,
   encapsulation: ViewEncapsulation.<%= viewEncapsulation %><% } if (changeDetection !== 'Default') { %>,
   changeDetection: ChangeDetectionStrategy.<%= changeDetection %><% } %>
 })

src/lib/schematics/ng-generate/table/files/__path__/__name@dasherize@if-flat__/__name@dasherize__.component.ts

@@ -10,8 +10,8 @@ import { <%= classify(name) %>DataSource } from './<%= dasherize(name) %>-dataso
   templateUrl: './<%= dasherize(name) %>.component.html',<% } if(inlineStyle) { %>
   styles: [`
     <%= indentTextContent(resolvedFiles.stylesheet, 4) %>
-  `],<% } else { %>
-  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>'],<% } %><% if(!!viewEncapsulation) { %>
+  `]<% } else { %>
+  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>']<% } %><% if(!!viewEncapsulation) { %>,
   encapsulation: ViewEncapsulation.<%= viewEncapsulation %><% } if (changeDetection !== 'Default') { %>,
   changeDetection: ChangeDetectionStrategy.<%= changeDetection %><% } %>
 })

src/lib/schematics/ng-generate/tree/files/__path__/__name@dasherize@if-flat__/__name@dasherize__.component.ts

@@ -30,8 +30,8 @@ export interface FlatTreeNode {
   templateUrl: './<%= dasherize(name) %>.component.html',<% } if (inlineStyle) { %>
   styles: [`
     <%= indentTextContent(resolvedFiles.stylesheet, 4) %>
-  `],<% } else { %>
-  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>'],<% } %><% if (!!viewEncapsulation) { %>
+  `]<% } else { %>
+  styleUrls: ['./<%= dasherize(name) %>.component.<%= styleext %>']<% } %><% if(!!viewEncapsulation) { %>,
   encapsulation: ViewEncapsulation.<%= viewEncapsulation %><% } if (changeDetection !== 'Default') { %>,
   changeDetection: ChangeDetectionStrategy.<%= changeDetection %><% } %>
 })