[show techsupport]: include output of fwutil status in show techsupport dump for fpd version information

[amulyan7]

Description

Currently 'show techsupport' does not include information on fpd components running on the router. This additional information will help in debuggability and triaging of issues.

Describe the results you received

sonic dump does not have fpd components versioning information.

Describe the results you expected

Include 'fwutil show status' output in the sonic techsupport dump

Additional information you deem important (e.g. issue happens only occasionally)