Bump NEST from 6.0.2 to 7.17.5

Bumps [NEST](https://github.com/elastic/elasticsearch-net) from 6.0.2 to 7.17.5.
- [Release notes](https://github.com/elastic/elasticsearch-net/releases)
- [Changelog](https://github.com/elastic/elasticsearch-net/blob/main/CHANGELOG.md)
- [Commits](elastic/elasticsearch-net@6.0.2...7.17.5)

---
updated-dependencies:
- dependency-name: NEST
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/ElasticLogger.Test/ElasticLogger.Test.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.2.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="3.1.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.6.0" />
-    <PackageReference Include="NEST" Version="6.0.2" />
+    <PackageReference Include="NEST" Version="7.17.5" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1">
       <PrivateAssets>all</PrivateAssets>