ARM: bcmbca: Include full family name in Kconfig

Spell out the BCA acronym to explain where these chips are coming from.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Link: https://lore.kernel.org/r/20220713162031.15392-1-zajec5@gmail.comSigned-off-by: Florian Fainelli <f.fainelli@gmail.com>

arch/arm/mach-bcm/Kconfig

@@ -200,7 +200,7 @@ config ARCH_BRCMSTB
 	  including the 7445 family of chips.
 
 menuconfig ARCH_BCMBCA
-	bool "Broadcom Broadband SoC"
+	bool "Broadcom Broadband Carrier Access (BCA) origin SoC"
 	depends on ARCH_MULTI_V7
 	select ARM_AMBA
 	select ARM_GIC