Update dependency Soenneker.Utils.RateLimiting.Factory to 4.0.960 (#1566)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

src/Soenneker.Validators.Gmail.Exists.csproj

@@ -43,7 +43,7 @@
     <ItemGroup>
         <PackageReference Include="Soenneker.Extensions.Configuration" Version="4.0.738" />
         <PackageReference Include="Soenneker.Utils.HttpClientCache" Version="4.0.1765" />
-        <PackageReference Include="Soenneker.Utils.RateLimiting.Factory" Version="4.0.957" />
+        <PackageReference Include="Soenneker.Utils.RateLimiting.Factory" Version="4.0.960" />
         <PackageReference Include="Soenneker.Validators.Validator" Version="4.0.707" />
     </ItemGroup>
 </Project>