doc: simplify the Unity requirements table (#389)

[skip ci]

Co-authored-by: Sindharta Tanuwijaya <[email protected]>

Author: sindharta

com.unity.toonshader/Documentation~/System-Requirements.md

@@ -11,13 +11,10 @@ The **Unity Toon Shader** is compatible with all the render pipelines, the **Bui
 
 ## Unity Editor compatibility
 
-**Unity Toon Shader**  0.11.0-preview works for Unity 2021.3.19 to 6000.0. As some functions aren't available, supporting 2021.1, 2021.2 and 2022.2 are out of scope.
-
-|  Package version  |  Minimum Unity version  | Maximum Unity version  |
-| ---- | ---- | ---- |
-|  0.7.x  |  2019.4  |  2022.2  |
-|  0.8.x  |  2020.3.25, 2021.3 |  2022.2  |
-|  0.9.x  |  2020.3.45, 2021.3.19,2022.2.11,2023.1 |  2023.1  |
-|  0.10.x  |  2020.3.45, 2021.3.19,2022.3, 2023.2  |6000.0 |
-|  0.11.x  | 2021.3.19, 2022.3, 6000.0 | 6000.0|
-
+| Package Version | Supported Unity Versions |
+|-----------------|--------------------------|
+| 0.7.x           | 2019.4 - 2022.3          |
+| 0.8.x           | 2020.3.25 - 2022.3       |
+| 0.9.x           | 2020.3.45 or later       |
+| 0.10.x          | 2020.3.45 or later       |
+| 0.11.x          | 2021.3.19 or later       |