selftests/damon/_damon_sysfs: use 2**32 - 1 as max nr_accesses and age

nr_accesses and age are unsigned int. Use the proper max value.

Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: SeongJae Park <[e-mail]>
Cc: Shuah Khan <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>

tools/testing/selftests/damon/_damon_sysfs.py

···
         if self.size is None:
             self.size = [0, 2**64 - 1]
         if self.nr_accesses is None:
-            self.nr_accesses = [0, 2**64 - 1]
+            self.nr_accesses = [0, 2**32 - 1]
         if self.age is None:
-            self.age = [0, 2**64 - 1]
+            self.age = [0, 2**32 - 1]
 
     def sysfs_dir(self):
         return os.path.join(self.scheme.sysfs_dir(), 'access_pattern')