package/mender: bump to version 2.1.1

package/mender: bump to version 2.1.1

Also change License sha256sums.
Removed:
  - vendor/github.com/mendersoftware/log/COPYING
  - vendor/github.com/mendersoftware/scopestack/COPYING

Added:
  - vendor/golang.org/x/crypto/LICENSE
  - vendor/github.com/konsorten/go-windows-terminal-sequences/LICENSE

moved:
  - vendor/github.com/mendersoftware/go-liblzma/LICENSE to
    vendor/github.com/remyoudompheng/go-liblzma/LICENSE

  - vendor/github.com/Sirupsen/logrus/LICENSE to
    vendor/github.com/sirupsen/logrus/LICENSE

Updated:
  - vendor/github.com/mendersoftware/log/LICENSE: Changed from copyright mender
    software to Apache 2.0

  - vendor/github.com/mendersoftware/scopestack/LICENSE: Changed from copyright
    mender to Apache 2.0.

Signed-off-by: Adam Duskett <Aduskett@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>