media: bcm2835-unicam: Fix driver path in MAINTAINERS

The MAINTAINERS file entry for the bcm2835-unicam driver incorrectly
references the non-existing drivers/media/platform/bcm2835/ path. Fix
it.

Fixes: 392cd78 ("media: bcm2835-unicam: Add support for CCP2/CSI2 camera interface")
Reviewed-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Link: https://lore.kernel.org/r/20240501115439.9789-1-laurent.pinchart@ideasonboard.com
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Author: pinchartl

MAINTAINERS

@@ -4039,7 +4039,7 @@ M:	Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com>
 L:	linux-media@vger.kernel.org
 S:	Maintained
 F:	Documentation/devicetree/bindings/media/brcm,bcm2835-unicam.yaml
-F:	drivers/media/platform/bcm2835/
+F:	drivers/media/platform/broadcom/bcm2835-unicam*
 
 BROADCOM BCM47XX MIPS ARCHITECTURE
 M:	Hauke Mehrtens <hauke@hauke-m.de>