Bump NServiceBus.Heartbeat from 5.0.0 to 5.0.1 in /src

Bumps [NServiceBus.Heartbeat](https://github.com/Particular/NServiceBus.Heartbeat) from 5.0.0 to 5.0.1.
- [Release notes](https://github.com/Particular/NServiceBus.Heartbeat/releases)
- [Commits](Particular/NServiceBus.Heartbeat@5.0.0...5.0.1)

---
updated-dependencies:
- dependency-name: NServiceBus.Heartbeat
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/Directory.Packages.props

@@ -34,7 +34,7 @@
     <PackageVersion Include="NServiceBus.CustomChecks" Version="5.0.0" />
     <PackageVersion Include="NServiceBus.Extensions.Hosting" Version="3.0.0" />
     <PackageVersion Include="NServiceBus.Extensions.Logging" Version="3.0.0" />
-    <PackageVersion Include="NServiceBus.Heartbeat" Version="5.0.0" />
+    <PackageVersion Include="NServiceBus.Heartbeat" Version="5.0.1" />
     <PackageVersion Include="NServiceBus.Metrics" Version="5.0.0" />
     <PackageVersion Include="NServiceBus.Metrics.ServiceControl" Version="5.0.0" />
     <PackageVersion Include="NServiceBus.Persistence.NonDurable" Version="2.0.0" />