fix test cases after change to error messages file

mysql-test/r/sp.result:
  offset error number according to changed error messages file
mysql-test/r/sp_gis.result:
  offset error number according to changed error messages file

mysql-test/r/sp.result

@@ -5633,7 +5633,7 @@ drop function if exists pi;
 create function pi() returns varchar(50)
 return "pie, my favorite desert.";
 Warnings:
-Note	1578	This function 'pi' has the same name as a native function.
+Note	1579	This function 'pi' has the same name as a native function.
 SET @save_sql_mode=@@sql_mode;
 SET SQL_MODE='IGNORE_SPACE';
 select pi(), pi ();
@@ -5682,15 +5682,15 @@ use test;
 create function `database`() returns varchar(50)
 return "Stored function database";
 Warnings:
-Note	1578	This function 'database' has the same name as a native function.
+Note	1579	This function 'database' has the same name as a native function.
 create function `current_user`() returns varchar(50)
 return "Stored function current_user";
 Warnings:
-Note	1578	This function 'current_user' has the same name as a native function.
+Note	1579	This function 'current_user' has the same name as a native function.
 create function md5(x varchar(50)) returns varchar(50)
 return "Stored function md5";
 Warnings:
-Note	1578	This function 'md5' has the same name as a native function.
+Note	1579	This function 'md5' has the same name as a native function.
 SET SQL_MODE='IGNORE_SPACE';
 select database(), database ();
 database()	database ()

mysql-test/r/sp_gis.result

@@ -7,11 +7,11 @@ return 1;
 create function x() returns int
 return 2;
 Warnings:
-Note	1578	This function 'x' has the same name as a native function.
+Note	1579	This function 'x' has the same name as a native function.
 create function y() returns int
 return 3;
 Warnings:
-Note	1578	This function 'y' has the same name as a native function.
+Note	1579	This function 'y' has the same name as a native function.
 select a();
 a()
 1