Implement binary literal parsing (#3439)

This patch will allow the user to use binary literals starting with 0b or 0B,
these literals will be evaluated in parsing time resulting an integer

Co-authored-by: Robert Fancsik frobert@inf.u-szeged.hu
JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu

jerry-core/parser/js/js-lexer.h

@@ -248,6 +248,7 @@ typedef enum
   LEXER_NUMBER_DECIMAL,                     /**< decimal number */
   LEXER_NUMBER_HEXADECIMAL,                 /**< hexadecimal number */
   LEXER_NUMBER_OCTAL,                       /**< octal number */
+  LEXER_NUMBER_BINARY,                      /**< binary number */
 } lexer_number_type_t;
 
 /**