Fixes warning AC0180

Author: retailcoder

Rubberduck.Parsing/Grammar/VBALexer.g4

@@ -305,7 +305,7 @@ SINGLEQUOTE : '\'';
 UNDERSCORE : '_';
 WS : [ \t];
 GUIDLITERAL : '{' [0-9A-F]+ '-' [0-9A-F]+ '-' [0-9A-F]+ '-' [0-9A-F]+ '-' [0-9A-F]+ '}';
-IDENTIFIER :  ~[[\](){}\r\n\t.,'"|!@#$%^&*\-+:=; 0-9-/\\-] ~[[\](){}\r\n\t.,'"|!@#$%^&*\-+:=; -]*;
+IDENTIFIER :  ~[[\](){}\r\n\t.,'"|!@#$%^&*\-+:=; 0-9/\\] ~[[\](){}\r\n\t.,'"|!@#$%^&*\-+:=; ]*;
 LINE_CONTINUATION : [ \t]+ UNDERSCORE [ \t]* '\r'? '\n' WS_NOT_FOLLOWED_BY_LINE_CONTINUATION*;
 // The following rule is needed in order to capture hex literals without format prefixes which start with a digit. Needed for VBForm resources.
 BARE_HEX_LITERAL : [0-9] [0-9a-fA-F]*;