chore: fix misspelled aria-labelledby in public API description (#15985)

Author: yjcxy12

src/material-experimental/mdc-checkbox/checkbox.ts

@@ -85,7 +85,7 @@ export class MatCheckboxChange {
 })
 export class MatCheckbox implements AfterViewInit, OnDestroy, ControlValueAccessor {
   /**
-   * The `aria-label` attribute to use for the input element. In most cases, `arial-labelledby` will
+   * The `aria-label` attribute to use for the input element. In most cases, `aria-labelledby` will
    * take precedence so this may be omitted.
    */
   @Input('aria-label') ariaLabel: string = '';

src/material/button-toggle/button-toggle.ts

@@ -399,7 +399,7 @@ export class MatButtonToggle extends _MatButtonToggleMixinBase implements OnInit
   private _checked = false;
 
   /**
-   * Attached to the aria-label attribute of the host element. In most cases, arial-labelledby will
+   * Attached to the aria-label attribute of the host element. In most cases, aria-labelledby will
    * take precedence so this may be omitted.
    */
   @Input('aria-label') ariaLabel: string;

src/material/checkbox/checkbox.ts

@@ -130,7 +130,7 @@ export class MatCheckbox extends _MatCheckboxMixinBase implements ControlValueAc
     AfterViewChecked, OnDestroy, CanColor, CanDisable, HasTabIndex, CanDisableRipple {
 
   /**
-   * Attached to the aria-label attribute of the host element. In most cases, arial-labelledby will
+   * Attached to the aria-label attribute of the host element. In most cases, aria-labelledby will
    * take precedence so this may be omitted.
    */
   @Input('aria-label') ariaLabel: string = '';