add horizontal and vertical options for MousePointerCrosshairs (#41789)

## Summary of the Pull Request
This PR addresses two logged issues for MousePointerCrosshairs, these
are:
https://github.com/microsoft/PowerToys/issues/24944 
https://github.com/microsoft/PowerToys/issues/31817

## PR Checklist

- [x] Closes: #24944, #31817
- [x] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [x] **Tests:** Added/updated and all pass
- [x] **Localization:** All end-user-facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [ ] **New binaries:** Added on the required places
- [ ] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [ ] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
- [ ] [YML for CI
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ci/templates/build-powertoys-steps.yml)
for new test projects
- [ ] [YML for signed
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/release.yml)
- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
repo](https://github.com/MicrosoftDocs/windows-uwp/tree/docs/hub/powertoys)
and link it here: #xxx

## Detailed Description of the Pull Request / Additional comments
The PR adds a new combo box to MousePointerCrosshairs XAML options, this
gives the option for 'both', 'vertical only' or 'horizontal only'. The
default option is 'both' which mirrors the existing behavior.

## Validation Steps Performed
Validation has been completed on two separate PCs, a Surface laptop 7
Pro and a Dell Workstation.

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

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

@@ -2892,6 +2892,18 @@ Right-click to remove the key combination, thereby deactivating the shortcut.</v
   <data name="MouseUtils_MousePointerCrosshairs_CrosshairsFixedLength.Header" xml:space="preserve">
     <value>Crosshairs fixed length (px)</value>
     <comment>px = pixels</comment>
+  </data>
+	<data name="MouseUtils_MousePointerCrosshairs_CrosshairsOrientation" xml:space="preserve">
+    <value>Crosshairs orientation</value>
+  </data>
+  <data name="MouseUtils_MousePointerCrosshairs_CrosshairsOrientation_Both.Content" xml:space="preserve">
+    <value>Vertical and horizontal lines</value>
+  </data>
+  <data name="MouseUtils_MousePointerCrosshairs_CrosshairsOrientation_Vertical.Content" xml:space="preserve">
+    <value>Vertical only</value>
+  </data>
+  <data name="MouseUtils_MousePointerCrosshairs_CrosshairsOrientation_Horizontal.Content" xml:space="preserve">
+    <value>Horizontal only</value>
   </data>
   <data name="MouseUtils_GlidingCursor.Header" xml:space="preserve">
     <value>Gliding cursor</value>