ARM: 9288/1: Kconfigs: fix spelling & grammar

Fix spelling (reported by codespell) and grammar in Arm Kconfig files.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: patches@armlinux.org.uk
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

arch/arm/Kconfig.debug

@@ -1276,8 +1276,8 @@ choice
 		depends on MACH_STM32MP157
 		select DEBUG_STM32_UART
 		help
-		  Say Y here if you want kernel low-level debugging support
-		  on STM32MP1 based platforms, wich default UART is wired on
+		  Say Y here if you want kernel low-level debugging support on
+		  STM32MP1-based platforms, where the default UART is wired to
 		  UART4, but another UART instance can be selected by modifying
 		  CONFIG_DEBUG_UART_PHYS and CONFIG_DEBUG_UART_VIRT.
 

arch/arm/mm/Kconfig

@@ -743,7 +743,7 @@ config SWP_EMULATE
 	  If unsure, say Y.
 
 choice
-	prompt "CPU Endianess"
+	prompt "CPU Endianness"
 	default CPU_LITTLE_ENDIAN
 
 config CPU_LITTLE_ENDIAN