perf(font): 优化字体渲染并添加抗锯齿设置

- 在所有字体文件中添加 keep_rounding_remainders 属性，提高字体渲染质量
- 更新项目设置，启用抗锯齿功能
- 调整场景文件中的资源引用，添加 UID 信息

engine/scripts/base/account/account.gd.uid

@@ -0,0 +1 @@
+uid://c0x6awlgk2cb8

engine/scripts/base/client/client.gd.uid

@@ -0,0 +1 @@
+uid://bonwc10rl2cxm

engine/scripts/base/event/event.gd.uid

@@ -0,0 +1 @@
+uid://cckexxawil0hq

engine/scripts/base/global.gd.uid

@@ -0,0 +1 @@
+uid://uggnchnthrcg

engine/scripts/base/package/request.gd.uid

@@ -0,0 +1 @@
+uid://dbywhd3rudxiq

engine/scripts/base/package/socket.gd.uid

@@ -0,0 +1 @@
+uid://dmahqe5mgcevj

engine/scripts/base/server/server.gd.uid

@@ -0,0 +1 @@
+uid://byyfao3hxylko

engine/scripts/base/utils/utils.gd.uid

@@ -0,0 +1 @@
+uid://bkh54t8m317v0