Bump System.Configuration.ConfigurationManager from 5.0.0 to 7.0.0

Bumps [System.Configuration.ConfigurationManager](https://github.com/dotnet/runtime) from 5.0.0 to 7.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/commits)

---
updated-dependencies:
- dependency-name: System.Configuration.ConfigurationManager
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/common.props

@@ -27,7 +27,7 @@
     <ProduceReferenceAssembly>true</ProduceReferenceAssembly>
     <FsCheckVersion>2.16.5</FsCheckVersion>
     <HoconVersion>2.0.3</HoconVersion>
-    <ConfigurationManagerVersion>6.0.1</ConfigurationManagerVersion>
+    <ConfigurationManagerVersion>7.0.0</ConfigurationManagerVersion>
     <MultiNodeAdapterVersion>1.1.1</MultiNodeAdapterVersion>
     <MicrosoftLibVersion>5.0.0</MicrosoftLibVersion>
     <AkkaPackageTags>akka;actors;actor model;Akka;concurrency</AkkaPackageTags>