usb: gadget: udc: renesas_usb3: drop unused module alias

Since commit f3323cd ("usb: gadget: udc: renesas_usb3: remove R-Car
H3 ES1.* handling") the driver only supports OF probe so drop the unused
platform module alias.

Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20250724092006.21216-1-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: jhovold

drivers/usb/gadget/udc/renesas_usb3.c

@@ -3021,4 +3021,3 @@ module_platform_driver(renesas_usb3_driver);
 MODULE_DESCRIPTION("Renesas USB3.0 Peripheral driver");
 MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>");
-MODULE_ALIAS("platform:renesas_usb3");