Add DragonFly BSD to supported platforms list.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@85727 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/www/index.html b/www/index.html
index 31257d3..ec62b6d 100644
--- a/www/index.html
+++ b/www/index.html
@@ -81,6 +81,10 @@
      <td>All<sup>
    </tr>
    <tr>
+     <td>DragonFlyBSD</td>
+     <td>All<sup>
+   </tr>
+   <tr>
      <td>FreeBSD</td>
      <td>All<sup>
    </tr>