simplify CREATE TEMPORARY TABLE parser rule

as a bonus that makes CREATE TEMPORARY TEMPORARY TABLE illegal

mysql-test/r/temp_table.result

@@ -291,3 +291,5 @@ test.t1	repair	status	OK
 test.t2	repair	status	OK
 test.t3	repair	status	OK
 DROP TABLES t1, t2, t3;
+create temporary temporary table t1 (a int);
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'temporary table t1 (a int)' at line 1

mysql-test/t/temp_table.test

@@ -319,3 +319,9 @@ INSERT INTO t3 VALUES (101), (102), (103);
 REPAIR TABLE t1, t2, t3;
 
 DROP TABLES t1, t2, t3;
+
+#
+# CREATE TEMPORARY TEMPORARY TABLE
+#
+--error ER_PARSE_ERROR
+create temporary temporary table t1 (a int);

sql/sql_yacc.yy

@@ -1717,8 +1717,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize);
 
 %type <num>
         order_dir lock_option
-        udf_type opt_local opt_table_options table_options
-        table_option opt_no_write_to_binlog
+        udf_type opt_local opt_no_write_to_binlog
         opt_temporary all_or_any opt_distinct
         opt_ignore_leaves fulltext_options union_option
         opt_not opt_union_order_or_limit
@@ -2444,7 +2443,7 @@ connection_name:
 /* create a table */
 
 create:
-          create_or_replace opt_table_options TABLE_SYM opt_if_not_exists table_ident
+          create_or_replace opt_temporary TABLE_SYM opt_if_not_exists table_ident
           {
             LEX *lex= thd->lex;
             lex->create_info.init();
@@ -5578,20 +5577,6 @@ create_database_option:
         | default_charset {}
         ;
 
-opt_table_options:
-          /* empty */ { $$= 0; }
-        | table_options  { $$= $1;}
-        ;
-
-table_options:
-          table_option { $$=$1; }
-        | table_option table_options { $$= $1 | $2; }
-        ;
-
-table_option:
-          TEMPORARY { $$=HA_LEX_CREATE_TMP_TABLE; }
-        ;
-
 opt_if_not_exists_table_element:
           /* empty */
           {
@@ -11960,7 +11945,7 @@ opt_if_exists:
 
 opt_temporary:
           /* empty */ { $$= 0; }
-        | TEMPORARY { $$= HA_LEX_CREATE_TMP_TABLE;; }
+        | TEMPORARY { $$= HA_LEX_CREATE_TMP_TABLE; }
         ;
 /*
 ** Insert : add new data to table