Add a 'include if exists' rule to cleanprof testcases

... to ensure it is kept.

utils/test/cleanprof_test.in

@@ -13,6 +13,8 @@
 	# Just for the heck of it, this comment wont see the day of light
 	#include <abstractions/base>
 
+#include  if  exists <foo>
+
     capability sys_admin,
     audit capability,
 

utils/test/cleanprof_test.out

@@ -15,6 +15,8 @@ alias /foo -> /bar,
 
   #include <abstractions/base>
 
+  include if exists <foo>
+
   set rlimit nofile <= 256,
 
   audit capability,