fix: 修复 fui-footer 更新后出现的宽度兼容性问题

src/components/FirstUI/fui-footer/fui-footer.vue

@@ -130,14 +130,15 @@
 	.fui-footer__fixed-bottom {
 		position: fixed;
 		z-index: 99;
+        bottom: 0;
 		left: 0;
 		right: 0;
 		/* #ifndef APP-NVUE */
-		left: constant(safe-area-inset-left);
+		/* left: constant(safe-area-inset-left);
 		left: env(safe-area-inset-left);
 		right: constant(safe-area-inset-right);
-		right: env(safe-area-inset-right)
-			/* #endif */
+		right: env(safe-area-inset-right) */
+        /* #endif */
 	}
 
 	.fui-footer__link {