update Opera 71 results in table

Author: keithamus

docs/index.html

@@ -506,7 +506,7 @@ <h1>GitHub Feature Support Table</h1>
             <td data-supported="true"><div>85+</div></td>
             <td data-supported="true"><div>79+</div></td>
             <td data-supported="true"><div>14+</div></td>
-            <td data-supported="false"><div>*</div></td>
+            <td data-supported="true"><div>71+</div></td>
             <td data-supported="true"><div>14.0+</div></td>
           </tr>
           <tr>
@@ -632,7 +632,7 @@ <h1>GitHub Feature Support Table</h1>
             <td data-supported="true"><div>85+</div></td>
             <td data-supported="true"><div>79+</div></td>
             <td data-supported="true"><div>14+</div></td>
-            <td data-supported="false"><div>*</div></td>
+            <td data-supported="true"><div>71+</div></td>
             <td data-supported="true"><div>14.0+</div></td>
           </tr>
           <tr><th></th><th colspan="7"><h3>Native Syntax</h3></th></tr>