platform/x86: intel-uncore-freq: Use sysfs_emit() to instead of scnprintf()

Replace the open-code with sysfs_emit() to simplify the code.

Signed-off-by: ye xingchen <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Reviewed-by: Hans de Goede <[e-mail]>
Signed-off-by: Hans de Goede <[e-mail]>

drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c

···
 		struct uncore_data *data = container_of(attr, struct uncore_data,\
 							  member_name##_dev_attr);\
 									\
-		return scnprintf(buf, PAGE_SIZE, "%u\n",		\
+		return sysfs_emit(buf, "%u\n",				\
 				 data->member_name);			\
 	}								\