remove dangling grammar

Author: withinboredom

Zend/zend_language_parser.y

@@ -276,7 +276,7 @@ static YYSIZE_T zend_yytnamerr(char*, const char*);
 %type <ast> ctor_arguments alt_if_stmt_without_else trait_adaptation_list lexical_vars
 %type <ast> lexical_var_list encaps_list
 %type <ast> array_pair non_empty_array_pair_list array_pair_list possible_array_pair
-%type <ast> isset_variable type return_type type_expr type_without_static inner_type_without_static
+%type <ast> isset_variable type return_type type_expr type_without_static
 %type <ast> identifier type_expr_without_static union_type_without_static_element union_type_without_static intersection_type_without_static
 %type <ast> inline_function union_type_element union_type intersection_type
 %type <ast> attributed_statement attributed_class_statement attributed_parameter