Remove trailing tab

.htaccess

@@ -21,7 +21,7 @@ RewriteRule .* - [env=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
 RewriteRule ^\.well-known/host-meta /public.php?service=host-meta [QSA,L]
 RewriteRule ^\.well-known/host-meta\.json /public.php?service=host-meta-json [QSA,L]
 RewriteRule ^\.well-known/carddav /remote.php/carddav/ [R]
-RewriteRule ^\.well-known/caldav /remote.php/caldav/ [R]	
+RewriteRule ^\.well-known/caldav /remote.php/caldav/ [R]
 RewriteRule ^apps/calendar/caldav\.php remote.php/caldav/ [QSA,L]
 RewriteRule ^apps/contacts/carddav\.php remote.php/carddav/ [QSA,L]
 RewriteRule ^apps/([^/]*)/(.*\.(php))$ index.php?app=$1&getfile=$2 [QSA,L]