[MPESW-2427] Prevent fesa3 releases
Context
- Performing a FESA release outside of a VM can mess up the state of SVN
- https://its.cern.ch/jira/browse/MPESW-2427
What was done
- introduce a wrapper script that checks if a release is attempted and prevents its launch
- install the script at a location that's looked-up before
/acc/local/Linux/bin/fesa3