refractor some animations

.config/quickshell/modules/session/Session.qml

@@ -175,9 +175,7 @@ Scope {
                     clip: true
 
                     Behavior on implicitWidth {
-                        SmoothedAnimation {
-                            velocity: Appearance.animation.elementMoveFast.velocity
-                        }
+                        animation: Appearance.animation.elementMove.numberAnimation.createObject(this)
                     }
 
                     StyledText {

.config/quickshell/modules/session/SessionActionButton.qml

@@ -37,12 +37,7 @@ Button {
         color: (button.down || button.keyboardDown) ? Appearance.colors.colLayer2Active : ((button.hovered || button.focus) ? Appearance.colors.colLayer2Hover : Appearance.colors.colLayer2)
 
         Behavior on color {
-            ColorAnimation {
-                duration: Appearance.animation.elementMove.duration
-                easing.type: Appearance.animation.elementMove.type
-                easing.bezierCurve: Appearance.animation.elementMove.bezierCurve
-            }
-
+            animation: Appearance.animation.elementMove.colorAnimation.createObject(this)
         }
 
     }