Add whitespace before a parenthesis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57430 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index a67a4d8..24317da 100644
--- a/docs/ReleaseNotes.html
+++ b/docs/ReleaseNotes.html
@@ -360,7 +360,7 @@
 </p>
 
 <ul>
-<li><tt>llvmc2</tt>(the generic compiler driver) gained plugin
+<li><tt>llvmc2</tt> (the generic compiler driver) gained plugin
   support. It is now easier to experiment with <tt>llvmc2</tt> and
   build your own tools based on it. </li>
 <li>raw_ostream + formatting</li>