Fix console error when I have an agent selected and environment change

[JuanGarriuz]

Description

Adds functionality to unpinned an agent, which is now used when the environment changes

Issues Resolved

Console error when I have an agent selected and environment change

Evidence

https://github.com/wazuh/wazuh-dashboard-plugins/assets/124377319/51285648-45aa-4fd2-87df-6aeec902b8df

Test

Test	Chrome	Firefox	Safari
The agent should be unpinned after changing environments	:black_circle:	:black_circle:	:black_circle:

• The agent should be unpinned after changing environments

Check List

• [ ] All tests pass
  • [ ] yarn test:jest
• [ ] New functionality includes testing.
• [ ] New functionality has been documented.
• [ ] Update CHANGELOG.md
• [ ] Commits are signed per the DCO using --signoff

[github-actions[bot]]

Wazuh Core plugin code coverage (Jest) test	%	values
Statements	28.94%	( 286 / 988 )
Branches	26.22%	( 107 / 408 )
Functions	26.87%	( 86 / 320 )
Lines	28.68%	( 278 / 969 )

[github-actions[bot]]

Wazuh Check Updates plugin code coverage (Jest) test	%	values
Statements	76.44%	( 172 / 225 )
Branches	58.65%	( 61 / 104 )
Functions	61.7%	( 29 / 47 )
Lines	76.44%	( 172 / 225 )

[github-actions[bot]]

Main plugin code coverage (Jest) test	%	values
Statements	12.07%	( 4200 / 34795 )
Branches	7.73%	( 1760 / 22748 )
Functions	10.71%	( 885 / 8259 )
Lines	12.26%	( 4090 / 33354 )