Bump NuGet.Frameworks from 7.3.0 to 7.6.0

---
updated-dependencies:
- dependency-name: NuGet.Frameworks
  dependency-version: 7.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -30,7 +30,7 @@
     <PackageVersion Include="MinVer" Version="6.0.0" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.4" />
     <PackageVersion Include="NuGet.Configuration" Version="7.3.0" />
-    <PackageVersion Include="NuGet.Frameworks" Version="7.3.0" />
+    <PackageVersion Include="NuGet.Frameworks" Version="7.6.0" />
     <PackageVersion Include="NuGet.ProjectModel" Version="7.3.0" />
     <PackageVersion Include="packageurl-dotnet" Version="2.0.0" />
     <PackageVersion Include="PowerArgs" Version="3.6.0" />