sysutils/containerd: Add patch from upstream to support Linux containers on FreeBSD

Obtained from:	https://github.com/containerd/containerd/pull/7000
CI:		yes
decke
master
6517366
sysutils/containerd
Saturday, 11-Jun-22 12:15:10 UTC
12.3/amd64 
pwd
/root
git clone https://github.com/decke/ports.git repo.git
fatal: destination path 'repo.git' already exists and is not an empty directory.
*** Error code 128

Stop.
make: stopped in /root
*** Error code 1

Stop.
make: stopped in /usr/local/caronade/work/123amd64
12.3/i386 
pwd
/root
git clone https://github.com/decke/ports.git repo.git
*** Error code 128

Stop.
make: stopped in /root
fatal: destination path 'repo.git' already exists and is not an empty directory.
*** Error code 1

Stop.
make: stopped in /usr/local/caronade/work/123i386
13.0/amd64 
pwd
/root
git clone https://github.com/decke/ports.git repo.git
*** Error code 128

Stop.
make: stopped in /root
fatal: destination path 'repo.git' already exists and is not an empty directory.
*** Error code 1

Stop.
make: stopped in /usr/local/caronade/work/130amd64
13.0/i386 
pwd
/root
git clone https://github.com/decke/ports.git repo.git
fatal: destination path 'repo.git' already exists and is not an empty directory.
*** Error code 128

Stop.
make: stopped in /root
*** Error code 1

Stop.
make: stopped in /usr/local/caronade/work/130i386
portlint 
git clone https://github.com/decke/ports.git repo.git
fatal: destination path 'repo.git' already exists and is not an empty directory.
*** Error code 128

Stop.
make: stopped in /root
*** Error code 1

Stop.
make: stopped in /usr/local/caronade/work/portlint