fix typo in changlog

Author: hardbyte

CHANGELOG.txt

@@ -6,7 +6,7 @@ Major features
 --------------
 
 * FD support added for Pcan by @bmeisels with input from
-  @markupspi, @christiansandberg & @felixdivo in PR #537
+  @markuspi, @christiansandberg & @felixdivo in PR #537
 * This is the last version of python-can which will support Python 2.7
   and Python 3.5. Support has been removed for Python 3.4 in this
   release in PR #532