APPLIED/cmt: [RFC PATCH][Unstable] UBUNTU: [Config] Disable CONFIG_CRYPTO_USER_API_ENABLE_OBSOLETE

[Seth Forshee]

On Mon, Nov 02, 2020 at 09:42:18AM -0700, dann frazier wrote:
> Disables deprecated algorithms unused by the kernel but exposed to userspace
> via AF_ALG as recommended here:
> 
>  https://lists.linaro.org/pipermail/cross-distro/2020-October/000938.html
> 
> As noted, iwd (universe) did have a dependency on the kernel's ecb(arc4) but
> upstream has now replaced that with a userspace version:
> 
> https://git.kernel.org/pub/scm/network/wireless/iwd.git/commit/?id=1db8a85a60c645232eb5bba1ec0cd0a2927ccd16
> 
> While we have a new enough iwd in hirsute, focal's version still has this
> dependency. So, if we decide to do this, we may also want to SRU that back.
> 
> Signed-off-by: dann frazier <dann.frazier at canonical.com>

Applied to unstable/master. I also updated the abi to avoid module check
failures for the modules which are being disabled. Thanks!