build(deps): bump FluentAssertions from 6.12.1 to 6.12.2 in /src

Bumps [FluentAssertions](https://github.com/fluentassertions/fluentassertions) from 6.12.1 to 6.12.2.
- [Release notes](https://github.com/fluentassertions/fluentassertions/releases)
- [Changelog](https://github.com/fluentassertions/fluentassertions/blob/develop/AcceptApiChanges.ps1)
- [Commits](fluentassertions/fluentassertions@6.12.1...6.12.2)

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

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

src/Projektanker.Icons.Avalonia.FontAwesome.Test/Projektanker.Icons.Avalonia.FontAwesome.Test.csproj

@@ -8,7 +8,7 @@
     </ItemGroup>
     <ItemGroup>
         <PackageReference Include="Avalonia.Skia" Version="11.1.3" />
-        <PackageReference Include="FluentAssertions" Version="6.12.1" />
+        <PackageReference Include="FluentAssertions" Version="6.12.2" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">

src/Projektanker.Icons.Avalonia.MaterialDesign.Test/Projektanker.Icons.Avalonia.MaterialDesign.Test.csproj

@@ -5,7 +5,7 @@
     </PropertyGroup>
     <ItemGroup>
         <PackageReference Include="Avalonia.Skia" Version="11.1.3" />
-        <PackageReference Include="FluentAssertions" Version="6.12.1" />
+        <PackageReference Include="FluentAssertions" Version="6.12.2" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">

src/Projektanker.Icons.Avalonia.Test/Projektanker.Icons.Avalonia.Test.csproj

@@ -6,7 +6,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="FluentAssertions" Version="6.12.1" />
+        <PackageReference Include="FluentAssertions" Version="6.12.2" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
         <PackageReference Include="NSubstitute" Version="5.3.0" />
         <PackageReference Include="xunit" Version="2.9.2" />