Merge branch 'gdb-stub' into 'master'

Add GDB Stub

See merge request [ryubing/ryujinx!71](https://git.ryujinx.app/ryubing/ryujinx/-/merge_requests/71)

src/Ryujinx.HLE/Debugger/Debugger.cs

@@ -548,6 +548,7 @@ namespace Ryujinx.HLE.Debugger
                                 if (!BreakpointManager.SetBreakPoint(addr, len, false))
                                 {
                                     ReplyError();
+                                    return;
                                 }
                                 ReplyOK();
                                 return;
@@ -583,6 +584,7 @@ namespace Ryujinx.HLE.Debugger
                                 if (!BreakpointManager.ClearBreakPoint(addr, len))
                                 {
                                     ReplyError();
+                                    return;
                                 }
                                 ReplyOK();
                                 return;
@@ -693,7 +695,7 @@ namespace Ryujinx.HLE.Debugger
 
             // If we receive "vCont;c", just continue the process.
             // If we receive something like "vCont;c:2e;c:2f" (IDA Pro will send commands like this), continue these threads.
-            // For "vCont;s:2f;c", we only step thread 2f, and do not continue other threads. (Is this correct?)
+            // For "vCont;s:2f;c", `DebugProcess.DebugStep()` will continue and suspend other threads if needed, so we don't do anything here.
             if (threadActionMap.Values.All(a => a.Action == VContAction.Continue))
             {
                 DebugProcess.DebugContinue();