Bump FluentAssertions from 5.10.2 to 5.10.3

Bumps [FluentAssertions](https://github.com/fluentassertions/fluentassertions) from 5.10.2 to 5.10.3.
- [Release notes](https://github.com/fluentassertions/fluentassertions/releases)
- [Changelog](https://github.com/fluentassertions/fluentassertions/blob/develop/AcceptApiChanges.ps1)
- [Commits](fluentassertions/fluentassertions@5.10.2...5.10.3)

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

src/Akka.Quartz.Actor.Tests/Akka.Quartz.Actor.Tests.csproj

@@ -9,7 +9,7 @@
     <PackageReference Include="xunit.runner.visualstudio" Version="$(XunitVersion)" />
     <PackageReference Include="xunit" Version="$(XunitVersion)" />
     <PackageReference Include="Akka.TestKit.Xunit2" Version="1.4.1" />
-    <PackageReference Include="FluentAssertions" Version="5.10.2" />
+    <PackageReference Include="FluentAssertions" Version="5.10.3" />
     <PackageReference Include="Quartz" Version="$(QuartzVersion)" />
   </ItemGroup>