Fix typo in charset.conv

\"Croation\" is a misspelling. It should be \"Croatian\".

Submitted by: Michael Hospedales <hospedales me.com>
Github: closes #508


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1923133 13f79535-47bb-0310-9956-ffa450edef68

Author: notroj

docs/conf/charset.conv

@@ -12,7 +12,7 @@ zh-cn       GB2312      Chinese-Simplified
 zh-tw       Cp950       Chinese
 cs          ISO-8859-2  Czech
 hu          ISO-8859-2  Hungarian
-hr          ISO-8859-2  Croation
+hr          ISO-8859-2  Croatian
 pl          ISO-8859-2  Polish
 ro          ISO-8859-2  Romanian
 sr          ISO-8859-2  Serbian
@@ -52,4 +52,4 @@ ar          ISO-8859-6  Arabic
 et          ISO-8859-1  Estonian
 lv          ISO-8859-2  Latvian
 lt          ISO-8859-2  Lithuanian
-                        
+