[YUNIKORN-3181] upgrade angular compiler

[wilfred-s]

What is this PR for?

Upgrade the angular/compiler to 20.3.15 to included a high severtiy CVE fix.

What type of PR is it?

• - Improvement

What is the Jira issue?

• YUNIKORN-3181

How should this be tested?

Manual tested local build and moving through the webapp

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 38.77%. Comparing base (47b116c) to head (6e3da59).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #244   +/-   ##
=======================================
  Coverage   38.77%   38.77%           
=======================================
  Files           2        2           
  Lines          49       49           
=======================================
  Hits           19       19           
  Misses         27       27           
  Partials        3        3           

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