misc: apds990x: Drop superfluous return statement

Drop a return statement that immediately follows another return
statement, and thus is never executed.

Signed-off-by: Geert Uytterhoeven <[e-mail]>
Link: https://lore.kernel.org/r/673e6[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/misc/apds990x.c

···
 				   struct device_attribute *attr, char *buf)
 {
 	return sprintf(buf, "%d\n", !pm_runtime_suspended(dev));
-	return 0;
 }
 
 static ssize_t apds990x_power_state_store(struct device *dev,