v3.26.0-beta.3

CHANGELOG

• #19412 [BUGFIX] Updates Glimmer VM to 0.76.0, fix:
  • if helper returns null instead of undefined
  • Using get helper with key length on a string in templates
  • Value of input not updating if it had previously updated with the same string
• #19416 [BUGFIX] Update Glimmer VM to 0.77, fix dynamic helpers/modifiers