chore(deps): update angular monorepo

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@angular/animations (source)	21.2.11 → 21.2.12
@angular/common (source)	21.2.11 → 21.2.12
@angular/compiler (source)	21.2.11 → 21.2.12
@angular/compiler-cli (source)	21.2.11 → 21.2.12
@angular/core (source)	21.2.11 → 21.2.12
@angular/forms (source)	21.2.11 → 21.2.12
@angular/language-service (source)	21.2.11 → 21.2.12
@angular/platform-browser (source)	21.2.11 → 21.2.12
@angular/platform-browser-dynamic (source)	21.2.11 → 21.2.12
@angular/router (source)	21.2.11 → 21.2.12
zone.js (source, changelog)	0.16.1 → 0.16.2

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Release Notes

angular/angular (@​angular/animations)

v21.2.12

Compare Source

core

Commit	Type	Description
fe13bb669d	fix	allow explicit read generic with signal input transforms
3430251fef	fix	i18n flags leaking on errors
1aeebbe304	fix	respect ngSkipHydration on components with projectable nodes in LContainers
9e38ed7d57	fix	sanitizer typings
7a05a9a71a	fix	validate security-sensitive attributes in i18n bindings
c37f6ca42f	fix	visit ng-let expression value in signal migration schematics

forms

Commit	Type	Description
03ad53863b	fix	prohibit concurrent submits in signal forms

angular/angular (zone.js)

v0.16.2

Compare Source

• feat(zone.js): support vitest patching in zone.js/testing (#​68395) (62c6e3b), closes #​68395 #​68395
• fix(zone.js): allow draining microtasks in Promise.then (through flag) (fc6a7ee), closes angular#45273 angular#44446 angular#55590 angular#51328

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