Disable undesirable chart animation

[colinl]

Description

Disables chart animation on adding points and on page refresh.

Related Issue(s)

#1911

Checklist

• [x] 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
• [ ] Changes flowforge.yml?
  • [ ] Issue/PR raised on FlowFuse/helm to update ConfigMap Template
  • [ ] Issue/PR raised on FlowFuse/CloudProject to update values for Staging/Production
• [ ] Link to Changelog Entry PR, or note why one is not needed.

Labels

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