build: update cross-repo angular dependencies

[angular-robot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@angular/build	21.2.0-next.2 → 21.2.0-rc.2
@angular/cdk	21.2.0-next.4 → 21.2.0-rc.0
@angular/cli	21.2.0-next.2 → 21.2.0-rc.2
@angular/common (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/compiler (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/compiler-cli (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/core (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/forms (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/platform-browser (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/platform-server (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/router (source)	21.2.0-next.3 → 21.2.0-rc.0
@angular/ssr	21.2.0-next.2 → 21.2.0-rc.2

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Release Notes

angular/angular-cli (@​angular/build)

v21.2.0-rc.2: 21.2.0-rc.2

Compare Source

@​angular/cli

Commit	Description
	simplify Angular version compatibility checks and add special handling for local builds of new major versions

v21.2.0-rc.1: 21.2.0-rc.1

Compare Source

@​angular/cli

Commit	Description
	validate package manager version using semver.valid and throw an error if invalid

@​angular/ssr

Commit	Description
	prevent open redirect via X-Forwarded-Prefix header
	validate host headers to prevent header-based SSRF

v21.2.0-rc.0: 21.2.0-rc.0

Compare Source

angular/components (@​angular/cdk)

v21.2.0-rc.0: 21.2.0-rc.0

Compare Source

v21.2.0-next.5: 21.2.0-next.5

Compare Source

google-maps

Commit	Description
	fix mismatch in clusterer types (#​32778)

material

Commit	Description
	select: disable position locking (#​32772)

cdk

Commit	Description
	tree: no nodes focusable if data is replaced (#​32781)

aria

Commit	Description
	combobox: fix autocomplete examples and add comments explaining combobox selection behavior (#​32714)

angular/angular (@​angular/common)

v21.2.0-rc.0: 21.2.0-rc.0

Compare Source

compiler

Commit	Description
	Exhaustive checks for switch blocks

core

Commit	Description
	add support for TypeScript 6
	prevent animated element duplication with dynamic components in zoneless mode

forms

Commit	Description
	add parsing support to native inputs (#​66917)
	support binding null to number input (#​66917)
	clear parse errors when model updates (#​66917)
	preserve custom-control focus context in signal forms
	support custom controls as host directives
	warn when showing hidden field state

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