HPCC-9722 DOCS:Non-Windows Client Tools

Fix HPCC-9722 DOCS:Non-Windows Client Tools
Fixed the Client Tools doc to provide installation
instructions for Debian, CentOS, Mac as well as Windows OS

Signed-off-by: g-pan <greg.panagiotatos@lexisnexis.com>
Merge pull request #4949 from g-pan/H9722-CliTools

HPCC-9722 DOCS:Non-Windows Client Tools

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>