refactor(ButtonPanel): remove CicleSpreadAnimation hover effect

1. Remove CicleSpreadAnimation and its hover state handler from ButtonPanel
2. Remove Rectangle overlay and trigger function tied to button.hoveredChanged
3. Update copyright year to 2022-2026

Log: Remove CicleSpreadAnimation hover effect from ButtonPanel

refactor(ButtonPanel): 移除 CicleSpreadAnimation 悬停动画效果

1. 从 ButtonPanel 中移除 CicleSpreadAnimation 及其悬停状态处理器
2. 移除与 button.hoveredChanged 绑定的 Rectangle 覆盖层和 trigger 函数
3. 更新版权年份至 2022-2026

Log: 从 ButtonPanel 移除 CicleSpreadAnimation 悬停动画效果

Author: mhduiy

qt6/src/qml/private/ButtonPanel.qml

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2022 - 2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: LGPL-3.0-or-later
 
@@ -49,30 +49,4 @@ BoxPanel {
         GradientStop { position: 0.0; color: control.D.ColorSelector.color1 }
         GradientStop { position: 0.96; color: control.D.ColorSelector.color2 }
     }
-
-    CicleSpreadAnimation {
-        id: hoverAnimation
-        anchors.fill: parent
-        visible: enableAnimation
-
-        Rectangle {
-            anchors.fill: parent
-            radius: control.radius
-            // gradient: control.D.ColorSelector.color1 === control.D.ColorSelector.color2 ? null : hoverBackgroundGradient
-            color: control.D.ColorSelector.color1
-        }
-        function triggle() {
-            if (button.hovered) {
-                var pos = D.DTK.cursorPosition()
-                hoverAnimation.centerPoint = hoverAnimation.mapFromGlobal(pos.x, pos.y)
-                hoverAnimation.start()
-            } else {
-                hoverAnimation.stop()
-            }
-        }
-
-        Component.onCompleted: {
-            button.hoveredChanged.connect(hoverAnimation.triggle)
-        }
-    }
 }