Update index.html - erigon readiness

Author: pdobacz

index.html

@@ -179,17 +179,17 @@ <h2>Implementations</h2>
 </tr>
 <tr>
 <td>erigon</td>
+<td>🚧</td>
+<td>🚧</td>
+<td>🚧</td>
+<td>🚧</td>
+<td>🚧</td>
+<td>🚧</td>
+<td>🚧</td>
 <td></td>
 <td></td>
 <td></td>
-<td></td>
-<td></td>
-<td></td>
-<td></td>
-<td></td>
-<td></td>
-<td></td>
-<td></td>
+<td>🚧</td>
 </tr>
 <tr>
 <td>erigon++ (silkworm)</td>