Bump Microsoft.Identity.Web from 2.13.0 to 2.15.5

Bumps [Microsoft.Identity.Web](https://github.com/AzureAD/microsoft-identity-web) from 2.13.0 to 2.15.5.
- [Release notes](https://github.com/AzureAD/microsoft-identity-web/releases)
- [Changelog](https://github.com/AzureAD/microsoft-identity-web/blob/master/changelog.md)
- [Commits](AzureAD/microsoft-identity-web@2.13.0...2.15.5)

---
updated-dependencies:
- dependency-name: Microsoft.Identity.Web
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/Directory.Packages.props

@@ -64,7 +64,7 @@
 		<PackageVersion Include="Refit.Newtonsoft.Json" Version="7.0.0" />
 		<PackageVersion Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="8.0.0" />
 		<PackageVersion Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="8.0.0" />
-		<PackageVersion Include="Microsoft.Identity.Web" Version="2.13.0"/>
+		<PackageVersion Include="Microsoft.Identity.Web" Version="2.15.5"/>
 		<PackageVersion Include="Microsoft.Identity.Web.DownstreamApi" Version="2.13.0"/>
 		<PackageVersion Include="Swashbuckle.AspNetCore" Version="6.4.0" />