build: update dependency @angular/cdk to v20.2.6

See associated pull request for more information.

Author: angular-robot

package.json

@@ -47,7 +47,7 @@
   "homepage": "https://github.com/angular/angular-cli",
   "devDependencies": {
     "@angular/animations": "20.3.2",
-    "@angular/cdk": "20.2.5",
+    "@angular/cdk": "20.2.6",
     "@angular/common": "20.3.2",
     "@angular/compiler": "20.3.2",
     "@angular/compiler-cli": "20.3.2",