chore: log a warn when Lyo OGM fails to invoke a setter

[berezovskyi]

Description

When Lyo OGM (object graph mapper) fails to invoke an object setter, log a warning like:

[WARN] JsonHelper - Failed to set property oslc:instanceShape='Link{to='http://example.com/shapes/defect'; label='null'}' via 'setInstanceShape'

Checklist

• This PR adds an entry to the CHANGELOG. See https://keepachangelog.com/en/1.0.0/ for instructions. Minor edits are exempt.
• This PR was tested on at least one Lyo OSLC server (e.g. manual workflow on Lyo Sample and OSLC RefImpl) or adds unit/integration tests. RefImpl CM
• This PR does NOT break the API. Same exception is rethrown.

Issues

See #431