Adding FreeBSD to supported platforms list. Credit to Roman Divacky for testing.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@80914 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/www/index.html b/www/index.html
index 9a12564..953b7fe 100644
--- a/www/index.html
+++ b/www/index.html
@@ -79,6 +79,10 @@
      <td>All<sup>
    </tr>
    <tr>
+     <td>FreeBSD</td>
+     <td>All<sup>
+   </tr>
+   <tr>
      <td>Linux</td>
      <td>All<sup>
    </tr>