mainboard/intel/galileo: Use HSUART1 for console

Select HSUART1 for console.

TEST=Build and run on Galileo Gen2

Change-Id: I4425af4dc8b3730b3fa2108d6cc2941bc22c2cdb
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/15005
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

src/mainboard/intel/galileo/Kconfig

@@ -18,6 +18,7 @@ if BOARD_INTEL_GALILEO
 config BOARD_SPECIFIC_OPTIONS
 	def_bool y
 	select BOARD_ROMSIZE_KB_8192
+	select ENABLE_BUILTIN_HSUART1
 	select HAVE_ACPI_TABLES
 	select SOC_INTEL_QUARK
 	select USE_FSP1_1