[SPARC64]: Kill unnecessary MOD_{INC,DEC}_USE_COUNT in cpwatchdog and envctrl drivers.

drivers/sbus/char/cpwatchdog.c

@@ -325,13 +325,11 @@ static int wd_open(struct inode *inode, struct file *f)
 		wd_dev.initialized = 1;
 	}
 
-	MOD_INC_USE_COUNT;
 	return(0);
 }
 
 static int wd_release(struct inode *inode, struct file *file)
 {
-	MOD_DEC_USE_COUNT;
 	return 0;
 }
 

drivers/sbus/char/envctrl.c

@@ -707,7 +707,6 @@ static int
 envctrl_open(struct inode *inode, struct file *file)
 {
 	file->private_data = 0;
-	MOD_INC_USE_COUNT;
 	return 0;
 }
 
@@ -717,7 +716,6 @@ envctrl_open(struct inode *inode, struct file *file)
 static int
 envctrl_release(struct inode *inode, struct file *file)
 {
-	MOD_DEC_USE_COUNT;
 	return 0;
 }