Update angular-cli monorepo to v20.3.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@angular/build	20.2.2 -> 20.3.0
@angular/cli	20.2.2 -> 20.3.0

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Release Notes

angular/angular-cli (@​angular/build)

v20.3.0

Compare Source

Breaking Changes

@​angular/ssr

• The server-side bootstrapping process has been changed to eliminate the reliance on a global platform injector.

  Before:

  const bootstrap = () => bootstrapApplication(AppComponent, config);

  After:

  const bootstrap = (context: BootstrapContext) =>
    bootstrapApplication(AppComponent, config, context);

@​schematics/angular

Commit	Type	Description
ef20a278d	fix	align labels in ai-config schema

@​angular/cli

Commit	Type	Description
f6ad41c13	fix	improve bun lockfile detection and optimize lockfile checks

@​angular-devkit/build-angular

Commit	Type	Description
1a7890873	fix	avoid extra tick in SSR builds

@​angular/build

Commit	Type	Description
5d46d6ec1	fix	preserve names in esbuild for improved debugging in dev mode

@​angular/ssr

Commit	Type	Description
7eacb4187	feat	introduce BootstrapContext for isolated server-side rendering

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