修改坡度计算逻辑，骑行界面大部分完成

Packages/manifest.json

@@ -1,13 +1,12 @@
 {
   "dependencies": {
-    "com.unity.cinemachine": "2.6.3",
     "com.coffee.softmask-for-ugui": "https://github.com/mob-sakai/SoftMaskForUGUI.git",
     "com.unity.2d.sprite": "1.0.0",
+    "com.unity.cinemachine": "2.6.3",
     "com.unity.collab-proxy": "1.2.16",
     "com.unity.ide.rider": "1.1.4",
     "com.unity.ide.vscode": "1.2.3",
     "com.unity.test-framework": "1.1.22",
-    "com.unity.textmeshpro": "2.1.1",
     "com.unity.timeline": "1.2.18",
     "com.unity.ugui": "1.0.0",
     "com.unity.modules.ai": "1.0.0",