Bump Xamarin.AndroidX.Browser from 1.4.0.2 to 1.4.0.3

Bumps [Xamarin.AndroidX.Browser](https://github.com/xamarin/AndroidX) from 1.4.0.2 to 1.4.0.3.
- [Release notes](https://github.com/xamarin/AndroidX/releases)
- [Commits](https://github.com/xamarin/AndroidX/commits)

---
updated-dependencies:
- dependency-name: Xamarin.AndroidX.Browser
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

eng/AndroidX.targets

@@ -6,7 +6,7 @@
     />
     <PackageReference
         Update="Xamarin.AndroidX.Browser"
-        Version="1.4.0.2"
+        Version="1.4.0.3"
     />
     <PackageReference
         Update="Xamarin.AndroidX.Legacy.Support.V4"