ARM: Fix default CPU selection for ARCH_MULTI_V5

ARM: Fix default CPU selection for ARCH_MULTI_V5

commit 12567bbdee7ea553237085a2bbc0ffa5240f5248 upstream.

CPU_ARM926T should be selected if no other CPU is. Put the ! in the
right place so this works.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Fixes: 24e860fbfdb1c ("ARM: multiplatform: always pick one CPU type")
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>