refactor: replace cdk imports with relative path

# Conflicts:
#	src/cdk/table/can-stick.ts

Author: andrewseguin

src/cdk/a11y/a11y-module.ts

@@ -6,7 +6,8 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-import {ObserversModule} from '@angular/cdk/observers';
+// @ng_package: ignore-cross-repo-import
+import {ObserversModule} from '../observers';
 import {NgModule, inject} from '@angular/core';
 import {CdkMonitorFocus} from './focus-monitor/focus-monitor';
 import {CdkTrapFocus} from './focus-trap/focus-trap';

src/cdk/a11y/aria-describer/aria-describer.ts

@@ -8,9 +8,11 @@
 
 import {DOCUMENT} from '@angular/common';
 import {Injectable, OnDestroy, APP_ID, inject} from '@angular/core';
-import {Platform} from '@angular/cdk/platform';
+// @ng_package: ignore-cross-repo-import
+import {Platform} from '../../platform';
 import {addAriaReferencedId, getAriaReferenceIds, removeAriaReferencedId} from './aria-reference';
-import {_CdkPrivateStyleLoader, _VisuallyHiddenLoader} from '@angular/cdk/private';
+// @ng_package: ignore-cross-repo-import
+import {_CdkPrivateStyleLoader, _VisuallyHiddenLoader} from '../../private';
 
 /**
  * Interface used to register message elements and keep a count of how many registrations have

src/cdk/a11y/focus-monitor/focus-monitor.spec.ts

@@ -1,5 +1,5 @@
-import {TAB} from '@angular/cdk/keycodes';
-import {Platform} from '@angular/cdk/platform';
+import {TAB} from '../../keycodes';
+import {Platform} from '../../platform';
 import {DOCUMENT} from '@angular/common';
 import {Component, ViewChild} from '@angular/core';
 import {ComponentFixture, TestBed, fakeAsync, flush, inject, tick} from '@angular/core/testing';

src/cdk/a11y/focus-monitor/focus-monitor.ts

@@ -6,12 +6,13 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
+// @ng_package: ignore-cross-repo-import
 import {
   Platform,
   normalizePassiveListenerOptions,
   _getShadowRoot,
   _getEventTarget,
-} from '@angular/cdk/platform';
+} from '../../platform';
 import {
   Directive,
   ElementRef,
@@ -26,7 +27,8 @@ import {
 } from '@angular/core';
 import {Observable, of as observableOf, Subject, Subscription} from 'rxjs';
 import {takeUntil} from 'rxjs/operators';
-import {coerceElement} from '@angular/cdk/coercion';
+// @ng_package: ignore-cross-repo-import
+import {coerceElement} from '../../coercion';
 import {DOCUMENT} from '@angular/common';
 import {InputModalityDetector, TOUCH_BUFFER_MS} from '../input-modality/input-modality-detector';
 

src/cdk/a11y/focus-monitor/focus-monitor.zone.spec.ts

@@ -1,5 +1,5 @@
-import {Platform} from '@angular/cdk/platform';
-import {patchElementFocus} from '@angular/cdk/testing/private';
+import {Platform} from '../../platform';
+import {patchElementFocus} from '../../testing/private';
 import {Component, NgZone, provideZoneChangeDetection} from '@angular/core';
 import {ComponentFixture, TestBed, fakeAsync, inject, tick} from '@angular/core/testing';
 import {A11yModule} from '../a11y-module';

src/cdk/a11y/focus-trap/focus-trap.spec.ts

@@ -1,5 +1,5 @@
-import {Platform, _supportsShadowDom} from '@angular/cdk/platform';
-import {CdkPortalOutlet, PortalModule, TemplatePortal} from '@angular/cdk/portal';
+import {Platform, _supportsShadowDom} from '../../platform';
+import {CdkPortalOutlet, PortalModule, TemplatePortal} from '../../portal';
 import {
   Component,
   TemplateRef,

src/cdk/a11y/focus-trap/focus-trap.ts

@@ -6,7 +6,8 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-import {Platform, _getFocusedElementPierceShadowDom} from '@angular/cdk/platform';
+// @ng_package: ignore-cross-repo-import
+import {Platform, _getFocusedElementPierceShadowDom} from '../../platform';
 import {DOCUMENT} from '@angular/common';
 import {
   AfterContentInit,
@@ -25,7 +26,8 @@ import {
   inject,
 } from '@angular/core';
 import {InteractivityChecker} from '../interactivity-checker/interactivity-checker';
-import {_CdkPrivateStyleLoader, _VisuallyHiddenLoader} from '@angular/cdk/private';
+// @ng_package: ignore-cross-repo-import
+import {_CdkPrivateStyleLoader, _VisuallyHiddenLoader} from '../../private';
 
 /**
  * Class that allows for trapping focus within a DOM element.

src/cdk/a11y/high-contrast-mode/high-contrast-mode-detector.spec.ts

@@ -5,7 +5,7 @@ import {
   HighContrastModeDetector,
   WHITE_ON_BLACK_CSS_CLASS,
 } from './high-contrast-mode-detector';
-import {Platform} from '@angular/cdk/platform';
+import {Platform} from '../../platform';
 import {TestBed} from '@angular/core/testing';
 import {Provider} from '@angular/core';
 import {A11yModule} from '../a11y-module';

src/cdk/a11y/high-contrast-mode/high-contrast-mode-detector.ts

@@ -7,8 +7,10 @@
  */
 
 import {inject, Injectable, OnDestroy} from '@angular/core';
-import {BreakpointObserver} from '@angular/cdk/layout';
-import {Platform} from '@angular/cdk/platform';
+// @ng_package: ignore-cross-repo-import
+import {BreakpointObserver} from '../../layout';
+// @ng_package: ignore-cross-repo-import
+import {Platform} from '../../platform';
 import {DOCUMENT} from '@angular/common';
 import {Subscription} from 'rxjs';
 

src/cdk/a11y/input-modality/input-modality-detector.spec.ts

@@ -1,5 +1,5 @@
-import {A, ALT, B, C, CONTROL, MAC_META, META, SHIFT} from '@angular/cdk/keycodes';
-import {Platform} from '@angular/cdk/platform';
+import {A, ALT, B, C, CONTROL, MAC_META, META, SHIFT} from '../../keycodes';
+import {Platform} from '../../platform';
 
 import {
   createMouseEvent,