Bump ClosedXML in /eFormAPI/Plugins/BackendConfiguration.Pn

Bumps [ClosedXML](https://github.com/ClosedXML/ClosedXML) from 0.102.2 to 0.102.3.
- [Release notes](https://github.com/ClosedXML/ClosedXML/releases)
- [Commits](ClosedXML/ClosedXML@0.102.2...0.102.3)

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

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

Author: dependabot[bot]

eFormAPI/Plugins/BackendConfiguration.Pn/BackendConfiguration.Pn/BackendConfiguration.Pn.csproj

@@ -225,7 +225,7 @@
       <PackageReference Include="Microting.eFormCaseTemplateBase" Version="8.0.30" />
       <PackageReference Include="Microting.HtmlToOpenXml.dll" Version="2.3.1" />
       <PackageReference Include="Microting.ItemsPlanningBase" Version="8.0.30" />
-      <PackageReference Include="ClosedXML" Version="0.102.2" />
+      <PackageReference Include="ClosedXML" Version="0.102.3" />
       <PackageReference Include="Microting.TimePlanningBase" Version="8.0.24" />
       <PackageReference Include="QuestPDF" Version="2024.6.4" />
       <PackageReference Include="HarfBuzzSharp.NativeAssets.Linux" Version="7.3.0.2" />