Minor corrections within the script

mysql-test/r/ps_ddl.result:
  Updated results
mysql-test/t/ps_ddl.test:
  - remove trailing spaces
  - correct wrong written word "echo"

mysql-test/r/ps_ddl.result

@@ -192,6 +192,7 @@ SUCCESS
 select @message;
 @message
 new trigger: 11
+Test 6-e: removing a relevant trigger
 drop trigger t1_bi;
 set @val=12;
 execute stmt using @val;
@@ -740,6 +741,7 @@ drop procedure p1;
 create procedure p1(out x int) select max(a) from t2 into x;
 # XXX: bug. The prelocked list is not invalidated
 # and we keep opening table t1, whereas the procedure
+# is now referring to table t2
 execute stmt;
 ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
 call p_verify_reprepare_count(0);

mysql-test/t/ps_ddl.test

@@ -229,7 +229,7 @@ execute stmt using @val;
 call p_verify_reprepare_count(1);
 select @message;
 
---ehco Test 6-e: removing a relevant trigger
+--echo Test 6-e: removing a relevant trigger
 
 drop trigger t1_bi;
 
@@ -674,7 +674,7 @@ drop procedure p1;
 create procedure p1(out x int) select max(a) from t2 into x;
 --echo # XXX: bug. The prelocked list is not invalidated
 --echo # and we keep opening table t1, whereas the procedure
---ehco # is now referring to table t2
+--echo # is now referring to table t2
 --error ER_VIEW_INVALID
 execute stmt;
 call p_verify_reprepare_count(0);