fix(@angular-devkit/build-angular) : fix incorrect budget calculation

[santoshyadavdev]

Fixes #29040

PR Checklist

Please check to confirm your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/angular/angular-cli/blob/main/CONTRIBUTING.md#-commit-message-guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Other... Please describe:

What is the current behavior?

Issue Number: #29040

What is the new behavior?

It uses kb value from packages/angular/build/src/utils/bundle-calculator.ts so there is no difference in value when running tests

Does this PR introduce a breaking change?

• Yes
• No

Other information