Bump SIL.DictionaryServices and SIL.Lift in /Backend.Tests

Bumps [SIL.DictionaryServices](https://github.com/sillsdev/libpalaso) and [SIL.Lift](https://github.com/sillsdev/libpalaso). These dependencies needed to be updated together.

Updates `SIL.DictionaryServices` from 13.0.1 to 14.1.1
- [Release notes](https://github.com/sillsdev/libpalaso/releases)
- [Changelog](https://github.com/sillsdev/libpalaso/blob/master/CHANGELOG.md)
- [Commits](sillsdev/libpalaso@v13.0.1...v14.1.1)

Updates `SIL.Lift` from 14.0.0 to 14.1.1
- [Release notes](https://github.com/sillsdev/libpalaso/releases)
- [Changelog](https://github.com/sillsdev/libpalaso/blob/master/CHANGELOG.md)
- [Commits](sillsdev/libpalaso@v14.0.0...v14.1.1)

---
updated-dependencies:
- dependency-name: SIL.DictionaryServices
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: SIL.Lift
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Backend/BackendFramework.csproj

@@ -28,10 +28,10 @@
     <PackageReference Include="SIL.Core.Desktop" Version="14.1.1">
       <NoWarn>NU1701</NoWarn>
     </PackageReference>
-    <PackageReference Include="SIL.DictionaryServices" Version="13.0.1">
+    <PackageReference Include="SIL.DictionaryServices" Version="14.1.1">
       <NoWarn>NU1701</NoWarn>
     </PackageReference>
-    <PackageReference Include="SIL.Lift" Version="14.0.0">
+    <PackageReference Include="SIL.Lift" Version="14.1.1">
       <NoWarn>NU1701</NoWarn>
     </PackageReference>
     <PackageReference Include="SIL.WritingSystems" Version="14.1.1" />