build: migrate to new control flow syntax

[davidlj95]

It's time to do it, otherwise, app will keep growing and then migration will be yet more tedious

Uses schematic to do so:

ng generate @angular/core:control-flow

[davidlj95]

• refactor: migrate to signal-based inputs & queries + output fns #865
• build: migrate to new control flow syntax #864 👈 (View in Graphite)
• main

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.92%. Comparing base (1133843) to head (6e07e4a).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #864   +/-   ##
=======================================
  Coverage   95.92%   95.92%           
=======================================
  Files         122      122           
  Lines         613      613           
  Branches       76       76           
=======================================
  Hits          588      588           
  Misses         19       19           
  Partials        6        6           

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[github-actions]

🚀 This pull request is included in v2.63.0. See v2.63.0 for release notes.

[davidlj95]

#554