Feature/475 fix GUI config error

MR description

This merge request fixes confgi "ID" error due to update in config files of nodes.

It also fixes frozen Firefox issue when GUI db is removed

closes #475 (closed) closes #463 (closed)

Developer Certificate Of Origin (DCO)

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• you offer the changes under the same license agreement as the project, and
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License

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# This file is originally part of Fed-BioMed
# SPDX-License-Identifier: Apache-2.0

Code files can be reused from another project with a compatible non-contaminating license. They shall retain the original license and copyright mentions. The CREDIT.md file and credit/ directory shall be completed and updated accordingly.

Guidelines for MR review

General:

• give a glance to DoD
• check coding rules and coding style
• check docstrings (eg run tests/docstrings/check_docstrings)

Specific to some cases:

• update all conda envs consistently (development and vpn, Linux and MacOS)
• if modified researcher (eg new attributes in classes) check if breakpoint needs update (breakpoint/load_breakpoint in Experiment(), save_state/load_state in aggregators, strategies, secagg, etc.)