add option to activate a new snapshot on creation

[Steve-Mcl]

Description

Adds a checkbox to permit setting a newly created snapshot as the target snapshot

Demo:

create-snapshot-and-set-target.mp4

Audit Logs showing activities of above operations...

Related Issue(s)

Closes #1527

Checklist

• I have read the contribution guidelines
• Suitable unit/system level tests have been added and they pass
• [-] Documentation has been updated
  • [-] Upgrade instructions
  • [-] Configuration details
  • Concepts : Docs are already written in a way I believe cover this: https://flowforge.com/docs/user/concepts/#device
• [-] Changes flowforge.yml?
  • [-] Issue/PR raised on flowforge/helm to update ConfigMap Template
  • [-] Issue/PR raised on flowforge/CloudProject to update values for Staging/Production

Labels

• [-] Backport needed? -> add the backport label
• [-] Includes a DB migration? -> add the area:migration label

[Steve-Mcl]

@joepavitt, added you for review (early - while I check see what docs need updating)

[Steve-Mcl]

@joepavitt - I am actually ok with the docs as they read now: https://flowforge.com/docs/user/concepts/#device

If you agree, we can switch this to "Ready for review"

[joepavitt]

Agreed

[Steve-Mcl]

Ready for review.