soc: renesas: ARCH_R9A07G043 depends on !RISCV_ISA_ZICBOM

ARCH_R9A07G043 has its own non-standard global pool based DMA coherent
allocator, which conflicts with the remap based RISCV_ISA_ZICBOM version.
Add a proper dependency.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20231018052654.50074-4-hch@lst.deSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

drivers/soc/renesas/Kconfig

@@ -335,6 +335,7 @@ config ARCH_R9A07G043
 	bool "RISC-V Platform support for RZ/Five"
 	depends on NONPORTABLE
 	depends on RISCV_ALTERNATIVE
+	depends on !RISCV_ISA_ZICBOM
 	depends on RISCV_SBI
 	select ARCH_RZG2L
 	select AX45MP_L2_CACHE