Bump Polyfill from 8.6.0 to 8.7.0

---
updated-dependencies:
- dependency-name: Polyfill
  dependency-version: 8.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

src/Directory.Packages.props

@@ -19,7 +19,7 @@
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="9.0.7" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageVersion Include="Microsoft.Sbom.Targets" Version="4.0.3" />
-    <PackageVersion Include="Polyfill" Version="8.6.0" />
+    <PackageVersion Include="Polyfill" Version="8.7.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.156" />
     <PackageVersion Include="System.Text.Encodings.Web" Version="9.0.0" />
     <PackageVersion Include="Verify.SqlServer" Version="11.1.2" />