Cosmetic fixes

Reviewer: <vicentiu@mariadb.org>

sql/sql_base.cc

@@ -4339,9 +4339,7 @@ lock_table_names(THD *thd, const DDL_options_st &options,
         table->mdl_request.type == MDL_SHARED_READ_ONLY ||
         table->open_type == OT_TEMPORARY_ONLY ||
         (table->open_type == OT_TEMPORARY_OR_BASE && is_temporary_table(table)))
-    {
       continue;
-    }
 
     /* Write lock on normal tables is not allowed in a read only transaction. */
     if (thd->tx_read_only)

sql/sql_parse.cc

@@ -8038,7 +8038,7 @@ TABLE_LIST *st_select_lex::add_table_to_list(THD *thd,
   ptr->select_lex= this;
   /*
     We can't cache internal temporary tables between prepares as the
-    table may be deleted before next exection.
+    table may be deleted before next execution.
  */
   ptr->cacheable_table= !table->is_derived_table();
   ptr->index_hints= index_hints_arg;