[e-acsl:tests] update tests wrt kernel changes

src/plugins/e-acsl/tests/memory/oracle_ci/gen_ghost_parameters.c

 /* Generated by Frama-C */
 #include "stdio.h"
 #include "stdlib.h"
-void function(int a, int b, int c, int d)
+void function(int a, int b) /*@ ghost (int c, int d) */
 {
   return;
 }
@@ -14,7 +14,7 @@ int main(void)
   int x = 1;
   int y = 2;
   int z = 3;
-  function(w,x,y,z);
+  function(w,x) /*@ ghost (y,z) */;
   __retres = 0;
   return __retres;
 }