[OOBE] Properly localize View on GitHub and release date in What's new (#45847)

## Summary of the Pull Request
* Move hardcoded string *View on GitHub* to `Resources.resw`
* Respect `DateTimeFormat.MonthDayPattern` in release date
* Dots in the date are escaped so that they don't accidentally trigger a
markdown list
## PR Checklist

- [ ] Closes: #xxx
- [ ] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [x] **Localization:** All end-user-facing strings can be localized
- [x] **Dev docs:** No need
- [x] **New binaries:** None
- [x] **Documentation updated:** No need

## Detailed Description of the Pull Request / Additional comments
Nothing changes in the English version, only difference is in languages
that don't use `MMMM d`.
## Validation Steps Performed
Manually tested with Slovak, Czech, German, English.

src/settings-ui/Settings.UI/Strings/en-us/Resources.resw

@@ -2195,6 +2195,9 @@ From there, simply click on one of the supported files in the File Explorer and
   <data name="ScoobeWindow_TitleTxt.Title" xml:space="preserve">
     <value>What's new in PowerToys</value>
   </data>
+  <data name="ScoobeReleaseNotes_ViewOnGitHub" xml:space="preserve">
+    <value>View on GitHub</value>
+  </data>
   <data name="SettingsWindow_Title" xml:space="preserve">
     <value>PowerToys Settings</value>
     <comment>Title of the settings window when running as user</comment>