feature: error handling for cgroup (#1486)

* Error for cgroup mountpoint

Added handling of message: cgroup mountpoint does not exist.

* Case for error cgroup

Added case and case description for: Cgroup Mountpoint Does Not Exist

* Case for Runc

Added error handling for Runc, which does not work in cgroup v2.
Changed numbering of new errors.

* stdErr handling fot run_container

Enabling stdErr handling fot run_container.sh

* change for stdErr handling

* Another place to handle the error 211

Another place to handle the error: ServerRuncNotWorkOnCgroupsV2

* test_1

* test 2

* test 3

* Moving error handling

Moving error handling to the right place in the controller.

* Polishing

* Еext correction

Сorrection of description text.

client/core/defs.h

@@ -58,6 +58,8 @@ namespace amnezia
         ServerUserDirectoryNotAccessible = 208,
         ServerUserNotAllowedInSudoers = 209,
         ServerUserPasswordRequired = 210,
+        ServerDockerOnCgroupsV2 = 211,
+        ServerCgroupMountpoint = 212,
 
         // Ssh connection errors
         SshRequestDeniedError = 300,