Bump MongoDB.Driver.Core.Extensions.DiagnosticSources from 2.1.0 to 3.0.0 (#466)

---
updated-dependencies:
- dependency-name: MongoDB.Driver.Core.Extensions.DiagnosticSources
  dependency-version: 3.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Mykhailo Shevchuk <myte@ukr.net>

Author: dependabot[bot]

Nu/Nu.csproj

@@ -7,7 +7,7 @@
 
     <ItemGroup>
         <PackageReference Include="MongoDB.Driver" Version="3.5.2" />
-        <PackageReference Include="MongoDB.Driver.Core.Extensions.DiagnosticSources" Version="2.1.0" />
+        <PackageReference Include="MongoDB.Driver.Core.Extensions.DiagnosticSources" Version="3.0.0" />
         <PackageReference Include="MongoDB.Driver.Core.Extensions.OpenTelemetry" Version="1.0.0" />
     </ItemGroup>