Filter Titanium.Web.Proxy Info-level logs to suppress "Adding endpoint" startup noise (#1575)

* Initial plan

* Add log filter to suppress Titanium.Web.Proxy Info messages

Co-authored-by: waldekmastykarz <11164679+waldekmastykarz@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: waldekmastykarz <11164679+waldekmastykarz@users.noreply.github.com>

Author: Copilot

DevProxy/Extensions/ILoggingBuilderExtensions.cs

@@ -69,6 +69,7 @@ public static ILoggingBuilder ConfigureDevProxyLogging(
                 .AddFilter("Microsoft.AspNetCore.*", LogLevel.Error)
                 .AddFilter("Microsoft.Extensions.*", LogLevel.Error)
                 .AddFilter("System.*", LogLevel.Error)
+                .AddFilter("Titanium.Web.Proxy.*", LogLevel.Warning)
                 // Only show plugin messages when no global options are set
                 .AddFilter("DevProxy.Plugins.*", level =>
                     level >= configuredLogLevel &&
@@ -106,6 +107,7 @@ public static ILoggingBuilder ConfigureDevProxyLogging(
             .AddFilter("Microsoft.AspNetCore.*", LogLevel.Error)
             .AddFilter("Microsoft.Extensions.*", LogLevel.Error)
             .AddFilter("System.*", LogLevel.Error)
+            .AddFilter("Titanium.Web.Proxy.*", LogLevel.Warning)
             .AddFilter("DevProxy.Plugins.*", LogLevel.None)
             .AddConsole(consoleOptions =>
                 {