Refreshed patch.

Fixes:

CVE-2019-17567
CVE-2020-13938
CVE-2020-13950
CVE-2020-35452
CVE-2021-26690
CVE-2021-26691
CVE-2021-30641
CVE-2021-31618

Signed-off-by: Rosen Penev <rosenp@gmail.com>

The crude loop I wrote to come up with this changeset:

  find -L package/feeds/packages/ -name patches | \
  sed 's/patches$/refresh/' | sort | xargs make

Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>

Signed-off-by: Rosen Penev <rosenp@gmail.com>

This minor version bump fixes:

CVE-2020-1934
CVE-2020-1927

Upstream added cross-compile compatibility to apxs, so we can drop a sed
script. Upstream also added the OpenWrt layout, so we can drop our local
copy.

The OpenSSL patch to remove deprecated symbols doesn't apply anymore and
gets removed.

Signed-off-by: Sebastian Kemper <sebastian_ml@gmx.net>

Signed-off-by: Rosen Penev <rosenp@gmail.com>