[Register Agent] Add remember server address check

[Machi3mfl]

Description

Added toggle Remember server address button to save enrollment.dns configuration when is checked.

Issues Resolved

Closes #4718

Evidence

Test cases

1. When the user checks the Remember server address button this will save the value on the configuration

2. When the server address input is not valid the toggle must be disabled

Kazam_screencast_00004.mp4

3. When the server address is equal to the value saved on the configuration enrollment.dns setting the toggle must be checked

4. When the server address value is valid and is not equal to the value saved in Configuration the toggle must be false.

Kazam_screencast_00005.mp4

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

[chantal-kelm]

With unsaved IP:

With saved IP:

[jbiset]

CR 🟡 (Request changes)

TEST UI 🟢

1. 🟢 When the user checks the Remember server address button this will save the value on the configuration

2. 🟢 When the server address input is not valid the toggle must be disabled

3. 🟢 When the server address is equal to the value saved on the configuration enrollment.dns setting the toggle must be checked

4. 🟢 When the server address value is valid and is not equal to the value saved in Configuration the toggle must be false.

[github-actions]

Code coverage (Jest)	%	values
Statements	11.71%	( 4041 / 34507 )
Branches	7.96%	( 1855 / 23299 )
Functions	11.2%	( 925 / 8252 )
Lines	11.89%	( 3929 / 33042 )