[icedtea-web] RFC: fix typo in rename string

[Andrew Su]

----- Original Message -----
> Hi,
> 
> The attached patch fixes a minor typo in the RCantRename string.
> 
> Okay to commit?

Ok to commit after adding the apostrophe to the "Cant". (for RCantCreateFile, RCantCreateDir as well) :)
Cheers,
  Andrew