[merge fix] MDEV-33728 redundant macros MYSQL_VERSION_ID etc.

generated by

unifdef -DMYSQL_VERSION_ID=100500 -DMARIADB_BASE_VERSION -m storage/spider/spd_* storage/spider/ha_spider.* storage/spider/hs_client/*

storage/spider/spd_conn.cc

@@ -169,12 +169,8 @@ int spider_conn_init(
 ) {
   int error_num = HA_ERR_OUT_OF_MEM;
   DBUG_ENTER("spider_conn_init");
-#if MYSQL_VERSION_ID < 50500
-  if (pthread_mutex_init(&conn->loop_check_mutex, MY_MUTEX_INIT_FAST))
-#else
   if (mysql_mutex_init(spd_key_mutex_conn_loop_check, &conn->loop_check_mutex,
     MY_MUTEX_INIT_FAST))
-#endif
   {
     goto error_loop_check_mutex_init;
   }

storage/spider/spd_include.h

@@ -134,15 +134,8 @@ const LEX_CSTRING SPIDER_empty_string = {"", 0};
 #define SPIDER_str_to_datetime(A,B,C,D,E) str_to_datetime_or_date(A,B,C,D,E)
 #define SPIDER_get_linkage(A) A->get_linkage()
 
-#if defined(MARIADB_BASE_VERSION) && MYSQL_VERSION_ID >= 100500
 typedef start_new_trans *SPIDER_Open_tables_backup;
-#elif MYSQL_VERSION_ID < 50500
-typedef Open_tables_state SPIDER_Open_tables_backup;
-#else
-typedef Open_tables_backup SPIDER_Open_tables_backup;
-#endif
 
-#if defined(MARIADB_BASE_VERSION) && MYSQL_VERSION_ID >= 100500
 #define SPIDER_reset_n_backup_open_tables_state(A,B,C) do { \
   if (!(*(B) = new start_new_trans(A))) \
   { \
@@ -154,12 +147,6 @@ typedef Open_tables_backup SPIDER_Open_tables_backup;
   delete *(B); \
 } while (0)
 #define SPIDER_sys_close_thread_tables(A) (A)->commit_whole_transaction_and_close_tables()
-#else
-#define SPIDER_REQUIRE_DEFINE_FOR_SECONDARY_OPEN_TABLES_BACKUP
-#define SPIDER_reset_n_backup_open_tables_state(A,B,C) (A)->reset_n_backup_open_tables_state(B)
-#define SPIDER_restore_backup_open_tables_state(A,B) (A)->restore_backup_open_tables_state(B)
-#define SPIDER_sys_close_thread_tables(A) close_thread_tables(A)
-#endif
 
 #define spider_bitmap_size(A) ((A + 7) / 8)
 #define spider_set_bit(BITMAP, BIT) \