feat: doric-web text support maxLines

doric-demo/src/NavigatorDemo.ts

@@ -20,6 +20,7 @@ class NaivgatorDemo extends Panel {
                 'AnimatorDemo',
                 'Gobang',
                 'NotificationDemo',
+                'TextDemo',
                 'SwitchDemo',
                 'SliderDemo',
                 'NavbarDemo',

doric-demo/src/TextDemo.ts

@@ -61,7 +61,14 @@ class TextDemo extends Panel {
                         layoutConfig: layoutConfig().configWidth(LayoutSpec.MOST).configHeight(LayoutSpec.JUST),
                     }),
                     text({
-                        text: "This is normal text",
+                        text: "This is normal text! This is normal text! This is normal text! This is normal text! This is normal text! This is normal text! ",
+                        maxLines: 2,
+                        backgroundColor: Color.LTGRAY,
+                        layoutConfig:layoutConfig().configWidth(LayoutSpec.JUST).configHeight(LayoutSpec.FIT),
+                        width:320,
+                        border:{"width":1, "color":Color.RED},
+                        margin:{left:15,right:17}
+
                     }),
                     hlayout([
                         text({