Revert "Bump column info on open curly in %{"

Otherwise tokens are emitted with the wrong information.

This reverts commit 6a7511f.

Author: josevalim

lib/elixir/src/elixir_tokenizer.erl

@@ -655,7 +655,7 @@ tokenize([$%, $[ | Rest], Line, Column, Scope, Tokens) ->
   error(Reason, Rest, Scope, Tokens);
 
 tokenize([$%, ${ | T], Line, Column, Scope, Tokens) ->
-  Token = {'{', {Line, Column + 1, nil}},
+  Token = {'{', {Line, Column, nil}},
   handle_terminator(T, Line, Column + 2, Scope, Token, [{'%{}', {Line, Column, nil}} | Tokens]);
 
 tokenize([$% | T], Line, Column, Scope, Tokens) ->