sokol: Fix opening imgui mid-game without cmdline arg

Author: IonAgorria

Source/Render/sokol/SokolRender.cpp

@@ -261,6 +261,8 @@ int cSokolRender::Init(int xScr, int yScr, int mode, SDL_Window* wnd, int Refres
     sg_setup(&desc);
     printf("cSokolRender::Init sg_setup done\n");
 
+    const simgui_desc_t simgui_desc = {};
+    simgui_setup(&simgui_desc);
     debugUIEnabled = false;
     const char* debugUIArg = check_command_line("render_debug");
     if (debugUIArg != nullptr && debugUIArg[0]) {

Source/Render/sokol/SokolRenderState.cpp

@@ -414,8 +414,6 @@ void cSokolRender::DebugUISetEnable(bool state) {
 
     //If enabled and imgui_state isn't initialized, do it
     if (debugUIEnabled && imgui_state == nullptr) {
-        const simgui_desc_t simgui_desc = {};
-        simgui_setup(&simgui_desc);
         const sgimgui_desc_t sgimgui_desc = {};
         imgui_state = new sgimgui_t {};
         sgimgui_init(imgui_state, &sgimgui_desc);