serial: 8250_pci1xxxx: Disable SERIAL_8250_PCI1XXXX config by default

Commit 32bb477 ("serial: 8250_pci1xxxx: Add driver for quad-uart
support") made the SERIAL_8250_PCI1XXXX driver enabled when SERIAL_8250
is enabled, disable it as this driver does not need to be enabled by
default

Fixes: 32bb477 ("serial: 8250_pci1xxxx: Add driver for quad-uart support")
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/lkml/CAHk-=whhFCeeuo6vTEmNSx6S-KKkugxgzN_W5Z6v-9yH9gc3Zw@mail.gmail.com/
Signed-off-by: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230305145124.13444-1-kumaravel.thiagarajan@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: Kumaravel Thiagarajan

drivers/tty/serial/8250/Kconfig

@@ -300,7 +300,6 @@ config SERIAL_8250_PCI1XXXX
 	tristate "Microchip 8250 based serial port"
 	depends on SERIAL_8250 && PCI
 	select SERIAL_8250_PCILIB
-	default SERIAL_8250
 	help
 	 Select this option if you have a setup with Microchip PCIe
 	 Switch with serial port enabled and wish to enable 8250