Bump System.IO.Abstractions.TestingHelpers from 21.0.29 to 22.0.15

---
updated-dependencies:
- dependency-name: System.IO.Abstractions.TestingHelpers
  dependency-version: 22.0.15
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Tests/SmartHomeWWW.Server.Tests/SmartHomeWWW.Server.Tests.csproj

@@ -17,7 +17,7 @@
     <PackageReference Include="NUnit" Version="4.2.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
-    <PackageReference Include="System.IO.Abstractions.TestingHelpers" Version="21.0.29" />
+    <PackageReference Include="System.IO.Abstractions.TestingHelpers" Version="22.0.15" />
   </ItemGroup>
 
     <ItemGroup>