Bump paramiko from 2.1.2 to 2.1.6

Bumps [paramiko](https://github.com/paramiko/paramiko) from 2.1.2 to 2.1.6.
- [Release notes](https://github.com/paramiko/paramiko/releases)
- [Changelog](https://github.com/paramiko/paramiko/blob/master/NEWS)
- [Commits](paramiko/paramiko@2.1.2...2.1.6)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

external_requirements.txt

@@ -1,3 +1,3 @@
 requests
 pywinrm==0.2.2
-paramiko==2.1.2
+paramiko==2.1.6

package/requirements.txt

@@ -2,5 +2,5 @@ cloudshell-automation-api>=8.3.0.0,<8.3.1.0
 cloudshell-shell-core>=3.1.0,<3.2.0
 requests==2.14.2
 pywinrm==0.2.2
-paramiko==2.1.2
+paramiko==2.1.6