Quick fix in README.md

Author: simjega

README.md

@@ -92,7 +92,7 @@ With this setting, pressing <kbd>Ctrl + Shift + t</kbd> will delete all
 trailing spaces at once in the current file! For OSX users, quoting wbond:
 "When porting a key binding across OSes, it is common for the ctrl key on
 Windows and Linux to be swapped out for super on OS X"
-(eg. use "super+ctrl+t" instead).
+(eg. use "super+shift+t" instead).
 
 *Beware*: the binding from this example overrides the default ST's mapping
 for reopening last closed file. You can look at the default bindings in