Fix the issue loader viewbox

Author: trungvose

frontend/src/app/project/components/issues/issue-loader/issue-loader.component.html

@@ -1,5 +1,5 @@
 <div class="p-10">
-    <content-loader width="940" height="260" primaryColor="#f3f3f3" secondaryColor="#ecebeb">
+    <content-loader [backgroundColor]="'#f3f3f3'" [foregroundColor]="'#ecebeb'" [viewBox]="'0 0 940 300'">
         <svg:rect x="0" y="0" rx="3" ry="3" width="627" height="24" />
         <svg:rect x="0" y="29" rx="3" ry="3" width="506" height="24" />
         <svg:rect x="0" y="77" rx="3" ry="3" width="590" height="16" />