Fix chromiumos-sdk bot breakage

The version of ncurses in the stage3 tarball is too old and causes slot
conflicts when we try to setup the toolchains during a bootstrap.
Manually update ncurses to the latest version, which can gracefully handle
the slot changes.

BUG=chromium:627974
TEST='cbuildbot --remote chromiumos-sdk' is green

Change-Id: Ib7e2c3836dc958ec65b695b1dc5eb3ed542b3667
Signed-off-by: Chirantan Ekbote <chirantan@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/360324
Reviewed-by: David James <davidjames@chromium.org>
1 file changed