WEB-35 Make htmlhint pass with no warnings (#2311)

src/app/savings/gsim-account/gsim-account.component.html

@@ -1,5 +1,5 @@
 <div class="tab-container mat-typography">
-  <div style="margin-top: 5px">
+  <div class="content-container">
     <h2>{{ 'labels.heading.GSIM Account Overview' | translate }}</h2>
 
     <table mat-table [dataSource]="dataSource">

src/app/savings/gsim-account/gsim-account.component.scss

@@ -6,6 +6,10 @@
     margin: 1% auto;
   }
 
+  .content-container {
+    margin-top: 5px;
+  }
+
   .group-details-container {
     border: 1px solid;
     padding: 1%;