Fix description of sshPut and sshGet commands

[dkder3k]

Description

One of mandotory fields for sshPut and sshGet commands is field "into". But in table it was "to" so I updated readme.

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• Link to JIRA ticket in description, if appropriate.
• Change is code complete and matches issue description.
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[nrayapati]

Thank you for the pull request @dkder3k.