[release/7.x] Bump Microsoft.IdentityModel.Tokens in /eng/dependabot (d…

…otnet#4130)

Bumps [Microsoft.IdentityModel.Tokens](https://github.com/AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet) from 6.27.0 to 6.28.0.
- [Release notes](https://github.com/AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet/releases)
- [Changelog](https://github.com/AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet/blob/dev/CHANGELOG.md)
- [Commits](AzureAD/azure-activedirectory-identitymodel-extensions-for-dotnet@6.27.0...6.28.0)

---
updated-dependencies:
- dependency-name: Microsoft.IdentityModel.Tokens
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

eng/dependabot/Versions.props

@@ -10,7 +10,7 @@
     <MicrosoftExtensionsLoggingAbstractionsVersion>7.0.0</MicrosoftExtensionsLoggingAbstractionsVersion>
     <MicrosoftExtensionsLoggingConsoleVersion>7.0.0</MicrosoftExtensionsLoggingConsoleVersion>
     <MicrosoftExtensionsLoggingEventSourceVersion>7.0.0</MicrosoftExtensionsLoggingEventSourceVersion>
-    <MicrosoftIdentityModelTokensVersion>6.27.0</MicrosoftIdentityModelTokensVersion>
+    <MicrosoftIdentityModelTokensVersion>6.28.0</MicrosoftIdentityModelTokensVersion>
     <MicrosoftIdentityWebVersion>2.7.0</MicrosoftIdentityWebVersion>
     <MicrosoftOpenApiReadersVersion>1.6.3</MicrosoftOpenApiReadersVersion>
     <SystemPrivateUriVersion>4.3.2</SystemPrivateUriVersion>