fix(deps): update angular monorepo to v21.2.18

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@angular/common (source)	21.2.17 → 21.2.18
@angular/compiler (source)	21.2.17 → 21.2.18
@angular/compiler-cli (source)	21.2.17 → 21.2.18
@angular/core (source)	21.2.17 → 21.2.18
@angular/forms (source)	21.2.17 → 21.2.18
@angular/platform-browser (source)	21.2.17 → 21.2.18
@angular/router (source)	21.2.17 → 21.2.18

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Release Notes

angular/angular (@​angular/common)

v21.2.18

Compare Source

compiler-cli

Commit	Type	Description
8d22cc953b	fix	update babel dependencies to latest v7

core

Commit	Type	Description
6bcce117fb	fix	avoid caching missing locale data
5a693bafcd	fix	reject dynamic script host elements

http

Commit	Type	Description
91df739b80	fix	prevent caching of responses with Set-Cookie headers

service-worker

Commit	Type	Description
1804f73bec	fix	preserve referrer in asset requests
e86c31bf26	fix	preserve referrer policy in asset requests

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