Fix Camera component error comments

[smallmain]

Screen space coordinates are not origin-based at the top-left corner, but at the bottom-left corner.

Changelog

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Continuous Integration

This pull request:

• needs automatic test cases check.

  Manual trigger with @cocos-robot run test cases afterward.

• does not change any runtime related code or build configuration

  If any reviewer thinks the CI checks are needed, please uncheck this option, then close and reopen the issue.

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Compatibility Check

This pull request:

• changes public API, and have ensured backward compatibility with deprecated features.
• affects platform compatibility, e.g. system version, browser version, platform sdk version, platform toolchain, language version, hardware compatibility etc.
• affects file structure of the build package or build configuration which requires user project upgrade.
• introduces breaking changes, please list all changes, affected features and the scope of violation.

[github-actions]

Code Size Check Report

Wechat (WASM)	Before	After	Diff
2D Empty (legacy pipeline)	1001794 bytes	1001794 bytes	✅ 0 bytes
2D All (legacy pipeline)	2408779 bytes	2408779 bytes	✅ 0 bytes
2D All (new pipeline)	2498268 bytes	2498268 bytes	✅ 0 bytes
(2D + 3D) All	5380494 bytes	5380494 bytes	✅ 0 bytes

Web (WASM + ASMJS)	Before	After	Diff
(2D + 3D) All	16603945 bytes	16603945 bytes	✅ 0 bytes

Interface Check Report

! WARNING this pull request has changed these public interfaces:

@@ -27199,27 +27199,27 @@
         onEnable(): void;
         onDisable(): void;
         onDestroy(): void;
         /**
-         * @en Convert a screen space (left-top origin) point to a ray.
-         * @zh 将一个屏幕空间（左上角为原点）坐标转换为射线。
+         * @en Convert a screen space (left-bottom origin) point to a ray.
+         * @zh 将一个屏幕空间（左下角为原点）坐标转换为射线。
          * @param x The x axis position on screen.
          * @param y The y axis position on screen.
          * @param out The output ray object.
          * @returns Return the output ray object.
          */
         screenPointToRay(x: number, y: number, out?: geometry.Ray): geometry.Ray;
         /**
-         * @en Convert a world position to a screen space (left-top origin) position.
-         * @zh 将一个世界空间坐标转换为屏幕空间（左上角为原点）坐标。
+         * @en Convert a world position to a screen space (left-bottom origin) position.
+         * @zh 将一个世界空间坐标转换为屏幕空间（左下角为原点）坐标。
          * @param worldPos The position in world space coordinates
          * @param out The output position in screen space coordinates.
          * @returns Return the output position object.
          */
         worldToScreen(worldPos: math.Vec3 | Readonly<math.Vec3>, out?: math.Vec3): math.Vec3;
         /**
-         * @en Convert a screen space (left-top origin) position to a world space position.
-         * @zh 将一个屏幕空间（左上角为原点）转换为世界空间坐标。
+         * @en Convert a screen space (left-bottom origin) position to a world space position.
+         * @zh 将一个屏幕空间（左下角为原点）转换为世界空间坐标。
          * @param screenPos The position in screen space coordinates
          * @param out The output position in world space coordinates
          * @returns Return the output position object.
          */