docs: fix typos (#229)

Author: andiih

packages/uui-symbol-expand/lib/uui-symbol-expand.element.ts

@@ -3,7 +3,7 @@ import { css, html, LitElement } from 'lit';
 import { property } from 'lit/decorators.js';
 
 /**
- *  A symbol indicating weather related composition is expanded or collapsed
+ *  A symbol indicating whether related composition is expanded or collapsed
  *  @element uui-symbol-expand
  */
 @defineElement('uui-symbol-expand')

packages/uui-symbol-sort/lib/uui-symbol-sort.element.ts

@@ -5,7 +5,7 @@ import { property } from 'lit/decorators.js';
 
 /**
  *  @element uui-symbol-sort
- *  @description A symbol indicating weather related composition is sorting(active) and weather the sorting is ascending or descending.
+ *  @description A symbol indicating whether related composition is sorting(active) and whether the sorting is ascending or descending.
  *  Please define aria-sort on the header for the composition.
  */
 @defineElement('uui-symbol-sort')