m68k: enable PCI support for m5475evb defconfig

The ColdFire M5475 on the m5475evb board supports a PCI bus, lets
enable it for the defconfig to get better build and test coverage.
Signed-off-by: NGreg Ungerer <gerg@uclinux.org>

arch/m68k/configs/m5475evb_defconfig

@@ -22,6 +22,7 @@ CONFIG_RAMSIZE=0x2000000
 CONFIG_VECTORBASE=0x0
 CONFIG_MBAR=0xff000000
 CONFIG_KERNELBASE=0x20000
+CONFIG_PCI=y
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 # CONFIG_FW_LOADER is not set
 CONFIG_MTD=y