chore(main): release 8.4.0 (#203)

🤖 I have created a release *beep* *boop*
---


##
[8.4.0](8.3.0...8.4.0)
(2024-04-23)


### Features

* add support for a Tracing hook implemented via System.Diagnostics,
compatible with OpenTelemetry
([d9043db](d9043db))

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Casey Waldren <cwaldren@launchdarkly.com>

.release-please-manifest.json

@@ -1,4 +1,4 @@
 {
- "pkgs/sdk/server": "8.3.0",
+ "pkgs/sdk/server": "8.4.0",
  "pkgs/telemetry": "0.2.0"
 }

pkgs/sdk/server/CHANGELOG.md

@@ -0,0 +1,8 @@
+# Changelog
+
+## [8.4.0](https://github.com/launchdarkly/dotnet-server-sdk/compare/8.3.0...8.4.0) (2024-04-23)
+
+
+### Features
+
+* add support for a Tracing hook implemented via System.Diagnostics, compatible with OpenTelemetry ([d9043db](https://github.com/launchdarkly/dotnet-server-sdk/commit/d9043dbd9b0b5d962843b14607cbe6c7a5d48e06))

pkgs/sdk/server/src/LaunchDarkly.ServerSdk.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
  <PropertyGroup>
  <!--x-release-please-start-version-->
- <Version>8.3.0</Version>
+ <Version>8.4.0</Version>
  <!--x-release-please-end-->
  <!-- The BUILDFRAMEWORKS variable allows us to override the target frameworks with a
  single framework that we are testing; this allows us to test with older SDK