cscppc: do not add -D_exit=exit -Ddie=exit to the cppcheck command line

This reverts the previous commit because it caused false positives to be
reported at the places where die() function is defined.  This needs to
be solved by adding Cppcheck models for die() and _exit() instead.

cscppc.c

@@ -52,8 +52,6 @@ static const char *analyzer_def_arg_list[] = {
 #else
 #error "Unknown word size"
 #endif
-    "-D_exit=exit",
-    "-Ddie=exit",
     "--inline-suppr",
     "--quiet",
     "--template={file}:{line}: {severity}: {id}: {message}",