Fix static misusage error with decent compilers. Error introduced in 4b82759598

imgui.h

@@ -488,7 +488,7 @@ namespace ImGui
 
     // Obsolete functions (Will be removed! Also see 'API BREAKING CHANGES' section in imgui.cpp)
 #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
-    static void             SetNextWindowPosCenter(ImGuiCond cond = 0);                        // OBSOLETE 1.52+
+    void                    SetNextWindowPosCenter(ImGuiCond cond = 0);                        // OBSOLETE 1.52+
     static inline bool      IsItemHoveredRect() { return IsItemRectHovered(); }                // OBSOLETE 1.51+
     static inline bool      IsPosHoveringAnyWindow(const ImVec2&) { IM_ASSERT(0); return false; } // OBSOLETE 1.51+. This was partly broken. You probably wanted to use ImGui::GetIO().WantCaptureMouse instead.
     static inline bool      IsMouseHoveringAnyWindow() { return IsAnyWindowHovered(); }        // OBSOLETE 1.51+