Fixed left most titlebar button not being deselected when moving mouse over drag area.

windows/src/main/cpp/Decorations.cpp

@@ -234,9 +234,9 @@ Java_com_github_weisj_darklaf_platform_windows_JNIDecorationsWindows_setBackgrou
 
 void ExtendClientFrame(HWND handle)
 {
-    MARGINS margins = { 1,
-                        1,
-                        1,
+    MARGINS margins = { 0,
+                        0,
+                        0,
                         1 };
     DwmExtendFrameIntoClientArea(handle, &margins);
 }

windows/src/main/java/com/github/weisj/darklaf/platform/windows/ui/WindowsTitlePane.java

@@ -748,6 +748,7 @@ public class WindowsTitlePane extends CustomTitlePane {
                 right = tmp;
 
             }
+            right++; // Make sure mouse exit event is produced for left most button.
             JNIDecorationsWindows.updateValues(windowHandle,
                                                Scale.scaleWidth(left),
                                                Scale.scaleWidth(right),