Partial revert of "i2c: Make remove callback return void"

NOTE: This commit does not compile due to missing RHEL-specific fix-ups,
which are split out into separate Git commits following this one.

If git bisect selected this commit, run "git bisect skip" and try again.
Repeat this until it selects a commit which compiles.

Partial revert of: ed5c2f5
Author: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Date:   Mon Aug 15 10:02:30 2022 +0200

	i2c: Make remove callback return void

This is needed for compile after DRM backport.

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2160457

Upstream Status: RHEL-only

Signed-off-by: Mika Penttilä <mpenttil@redhat.com>

Author: Mika Penttilä

drivers/gpu/drm/i2c/tda998x_drv.c

@@ -2076,10 +2076,12 @@ tda998x_probe(struct i2c_client *client)
 	return ret;
 }
 
-static void tda998x_remove(struct i2c_client *client)
+static int tda998x_remove(struct i2c_client *client)
 {
 	component_del(&client->dev, &tda998x_ops);
 	tda998x_destroy(&client->dev);
+
+	return 0;
 }
 
 #ifdef CONFIG_OF