Properly remove src\include\utils\probes.h when running clean.bat.

src/tools/msvc/clean.bat

 @echo off
-REM $PostgreSQL: pgsql/src/tools/msvc/clean.bat,v 1.12 2008/06/24 01:15:36 tgl Exp $
+REM $PostgreSQL: pgsql/src/tools/msvc/clean.bat,v 1.13 2008/08/18 13:42:49 mha Exp $
 
 set DIST=0
 if "%1"=="dist" set DIST=1
@@ -20,6 +20,7 @@ if exist src\include\pg_config.h del /q src\include\pg_config.h
 if exist src\include\pg_config_os.h del /q src\include\pg_config_os.h
 if %DIST%==1 if exist src\backend\parser\parse.h del /q src\backend\parser\parse.h
 if exist src\include\utils\fmgroids.h del /q src\include\utils\fmgroids.h
+if exist src\include\utils\probes.h del /q src\include\utils\probes.h
 
 if exist src\backend\utils\fmgroids.h del /q src\backend\utils\fmgroids.h
 if exist src\backend\utils\fmgrtab.c del /q src\backend\utils\fmgrtab.c