configs: vexpress: Remove obsolete CONFIG_ARCH_VEXPRESS_CA9X4

The config was removed in Linux 3.19 by commit 81cc3f868d30
("ARM: vexpress: Remove non-DT code")

Signed-off-by: Jon Medhurst <tixy@linaro.org>
1 file changed
tree: a8aa496a14c198d087cb9543cc901bee67d8319a
  1. linaro/