Cherry pick #5043 to release 3.5

[dtrudg]

Description of the Pull Request (PR):

Bump scs-library-client version.

This fixes or addresses the following GitHub issues:

• Fixes Unfriendly error message when pushing to invalid library path #4970

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• Read the Guidelines for Contributing, and this PR conforms to the stated requirements.
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• Added tests to validate this PR and tested this PR locally with a make testall
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