Update entity viewer example links (#389)

Updated the example link text displayed in the entity viewer interstitial screen.

src/ensembl/src/content/app/browser/Browser.scss

@@ -7,7 +7,7 @@
 
 .exampleLinks {
   margin-top: 50px;
-  padding-left: 40px;
+  padding-left: 80px;
 
   &__emptyTopbar {
     height: 40px; // same as top bar height in StandardAppLayout

src/ensembl/src/content/app/entity-viewer/components/example-links/ExampleLinks.scss

@@ -2,18 +2,14 @@
 
 .exampleLinks {
   margin-top: 50px;
-  padding-left: 100px;
+  padding-left: 120px;
 
   &__emptyTopbar {
     height: 40px; // same as top bar height in StandardAppLayout
     background: $light-grey;
     box-shadow: 0 2px 3px $grey;
   }
-
-  &__label {
-    color: $grey;
-    margin-right: 15px;
-  }
+  
 
   a {
     margin-bottom: 30px;

src/ensembl/src/content/app/entity-viewer/components/example-links/ExampleLinks.tsx

@@ -92,10 +92,7 @@ const ExampleLinks = (props: ExampleLinksProps) => {
     <div>
       <div className={styles.exampleLinks__emptyTopbar} />
       <div className={styles.exampleLinks}>
-        <Link to={path}>
-          <span className={styles.exampleLinks__label}>Gene</span>
-          <span>{data.gene.symbol}</span>
-        </Link>
+        <Link to={path}>Example gene</Link>
       </div>
     </div>
   );