Fix links in tutorial

chrome/browser/resources/chromeos/chromevox/strings/chromevox_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <grit base_dir="." current_release="1" latest_public_release="0"
       output_all_resource_defines="false" enc_check="möl" source_lang_id="en">
   <outputs>
     <output filename="_locales/am/messages.json" type="chrome_messages_json" lang="am"/>
     <output filename="_locales/ar/messages.json" type="chrome_messages_json" lang="ar"/>
     <output filename="_locales/bg/messages.json" type="chrome_messages_json" lang="bg"/>
     <output filename="_locales/bn/messages.json" type="chrome_messages_json" lang="bn"/>
     <output filename="_locales/ca/messages.json" type="chrome_messages_json" lang="ca"/>
@@ skipping 2568 matching lines @@
         Congratulations! You’ve learned the essentials to use ChromeVox Next (beta) successfully. Remember that you can open the ChromeVox command menu at any time by pressing Search+Period. To learn even more about ChromeVox and Chrome OS, visit the following articles.
 If you're done with the tutorial, use ChromeVox to navigate to the Close button and click it.
       </message>
       <message desc="Part of the ChromeVox update notes for m56, title." name="IDS_CHROMEVOX_UPDATE_56_TITLE">
         You've been updated to a major new release of ChromeVox!
       </message>
       <message desc="Part of the ChromeVox update notes for m56, introductory text." name="IDS_CHROMEVOX_UPDATE_56_INTRO">
         We've been hard at work on a new and improved ChromeVox experience; here's what's new
       </message>
       <message desc="Part of the ChromeVox update notes for m56, new items 1." name="IDS_CHROMEVOX_UPDATE_56_ITEM_1">
-        new key bindings. We've made Search the ChromeVox modifier and dramatically simplified the key combinations.
+        New key bindings. We've made Search the ChromeVox modifier and dramatically simplified the key combinations.
       </message>
       <message desc="Part of the ChromeVox update notes for m56, new items 2." name="IDS_CHROMEVOX_UPDATE_56_ITEM_2">
-        new earcons. We've refreshed the set of audio icons you hear to make browsing more responsive.
+        New earcons. We've refreshed the set of audio icons you hear to make browsing more responsive.
       </message>
       <message desc="Part of the ChromeVox update notes for m56, new items 3." name="IDS_CHROMEVOX_UPDATE_56_ITEM_3">
-        under the hood upgrades. We've revamped how ChromeVox works from the bottom up. Expect better performance, stability, and web support/compliance.
+        Under the hood upgrades. We've revamped how ChromeVox works from the bottom up. Expect better performance, stability, and web support/compliance.
       </message>
       <message desc="Part of the ChromeVox update notes for m56, closing paragraph." name="IDS_CHROMEVOX_UPDATE_56_OUTTRO">
         We're excited to hear from you on this new experience. Send us feedback directly by pressing Search+a, then i. Press the next button to continue onto the tutorial to learn everything you need to get started.
       </message>
       <message desc="Title of an article on the command reference for 'ChromeVox Next'" name="IDS_CHROMEVOX_NEXT_COMMAND_REFERENCE">
         ChromeVox Next Command Reference
       </message>
       <message desc="Title of an article on keyboard shortcuts for Chromebooks" name="IDS_CHROMEVOX_CHROME_KEYBOARD_SHORTCUTS">
         Chromebook keyboard shortcuts
       </message>
       <message desc="Title of an article on how to use accessibility features of the Chromebook touch screen" name="IDS_CHROMEVOX_TOUCHSCREEN_ACCESSIBILITY">
         Use Chromebook touch screen accessibility features
       </message>
       <message desc="Describes a UI element that is busy" name="IDS_CHROMEVOX_BUSY_STATE">
         busy
       </message>
       <message desc="Brailled for a UI element that is busy" name="IDS_CHROMEVOX_BUSY_STATE_BRL">
         busy
       </message>
       <message desc="Describes a UI element invoked after pressing enter such as an ok button in a dialog" name="IDS_CHROMEVOX_DEFAULT_STATE">
         default
       </message>
       <message desc="Brailles for a UI element invoked after pressing enter such as an ok button in a dialog" name="IDS_CHROMEVOX_DEFAULT_STATE_BRL">
         default
       </message>
     </messages>
   </release>
 </grit>