feature: add the ability to skip profile select dialog when opening games that use it

the skip behavior is done by passing the user id of the profile you have selected in Options > Manage User Profiles

src/Ryujinx/Headless/Options.cs

@@ -146,7 +146,9 @@ namespace Ryujinx.Headless
             
             if (NeedsOverride(nameof(IgnoreControllerApplet)))
                 IgnoreControllerApplet = configurationState.IgnoreControllerApplet;
-            
+
+            if (NeedsOverride(nameof(SkipUserProfilesManager)))
+                SkipUserProfilesManager = configurationState.System.SkipUserProfilesManager;
             return;
 
             bool NeedsOverride(string argKey) =>
@@ -385,6 +387,9 @@ namespace Ryujinx.Headless
         [Option("ignore-controller-applet", Required = false, Default = false, HelpText = "Enable ignoring the controller applet when your game loses connection to your controller.")]
         public bool IgnoreControllerApplet { get; set; }
 
+        [Option("skip-user-profiles-manager", Required = false, Default = false, HelpText = "Enable skips the Profiles Manager popup during gameplay. Select the desired profile before starting the game")]
+        public bool SkipUserProfilesManager { get; set; }
+
         // Debug
 
         [Option("enable-gdb-stub", Required = false, Default = false, HelpText = "Enables the GDB stub so that a developer can attach a debugger to the emulated process.")]