Fix syntax error when closing a block after a return statement (#2479)

This adds a right brace to the list of tokens that will end a return
statement.

JerryScript-DCO-1.0-Signed-off-by: Marc Jessome marc.jessome@fitbit.com

jerry-core/parser/js/js-parser-scanner.c

@@ -463,7 +463,8 @@ parser_scan_statement (parser_context_t *context_p, /**< context */
     {
       lexer_next_token (context_p);
       if (!(context_p->token.flags & LEXER_WAS_NEWLINE)
-          && context_p->token.type != LEXER_SEMICOLON)
+          && context_p->token.type != LEXER_SEMICOLON
+          && context_p->token.type != LEXER_RIGHT_BRACE)
       {
         *mode = SCAN_MODE_PRIMARY_EXPRESSION;
       }