Update angular monorepo to v21.0.3

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@angular/common (source)	21.0.2 -> 21.0.3
@angular/compiler (source)	21.0.2 -> 21.0.3
@angular/compiler-cli (source)	21.0.2 -> 21.0.3
@angular/core (source)	21.0.2 -> 21.0.3
@angular/forms (source)	21.0.2 -> 21.0.3
@angular/platform-browser (source)	21.0.2 -> 21.0.3
@angular/router (source)	21.0.2 -> 21.0.3

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Release Notes

angular/angular (@​angular/common)

v21.0.3

Compare Source

compiler-cli

Commit	Type	Description
5a80a48e96	fix	avoid allocating an object for signals in production mode
1f1856e897	fix	check that field radio button values are strings

core

Commit	Type	Description
8c3304c766	fix	run animation queue in environment injector context
4bb085311e	fix	unable to inject viewProviders when host directive with providers is present
609699ae17	perf	tree shake unused dynamic [field] binding instructions (#​65599)

forms

Commit	Type	Description
6b4ab876e8	feat	Allows transforms on FormUiControl signals
a5dbd4b382	fix	support dynamic [field] bindings (#​65599)

http

Commit	Type	Description
20474d3f0f	fix	enable XSRF protection for same-origin absolute URLs

router

Commit	Type	Description
48b89f9fbe	fix	handle errors from view transition finished promise

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