Fix typos on settings test files

Fix typos on method descriptions. This is a clean up work, done while
implementing the feature described on the bug below.

Bug: 983041
Change-Id: I132e92d6b3031e164798f4f04617d4384ef26ffe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2566953Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Reviewed-by: Maksim Ivanov <emaxx@chromium.org>
Commit-Queue: Felipe Andrade <fsandrade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#832644}

chrome/test/data/webui/settings/chromeos/bluetooth_page_tests.js

@@ -35,7 +35,7 @@ function getFakePrefs() {
 
 /**
  * @param {number} numPairedDevices Number of paired devices to generate.
- * @param {number} numUnpairedDevices Number of unparied devices to generate.
+ * @param {number} numUnpairedDevices Number of unpaired devices to generate.
  * @return {!Array<!chrome.bluetooth.Device>} An array of fake bluetooth
  *     devices.
  */

chrome/test/data/webui/settings/chromeos/os_people_page_test.js

@@ -202,7 +202,7 @@ cr.define('settings_people_page', function() {
           'Setup button should be focused for settingId=315.');
     });
 
-    test('Deep link to guest browing on users page', async () => {
+    test('Deep link to guest browsing on users page', async () => {
       loadTimeData.overrideValues({isDeepLinkingEnabled: true});
 
       peoplePage = document.createElement('os-settings-people-page');