Update graphics-api.md

docs/en/shared/graphics-api.md

@@ -1,8 +1,8 @@
 | System   | Graphics API               | Note                     |
 |----------|----------------------------|--------------------------|
 | macOS    | Metal (via MoltenVK)       |                          |
-| Windows  | OpenGL 3.1                 |                          |
-| Linux    | OpenGL 3.1                 |                          |
+| Windows  | OpenGL 3.1 or Vulkan 1.1   |                          |
+| Linux    | OpenGL 3.1 or Vulkan 1.1   |                          |
 | Android  | OpenGLES 3.0 or Vulkan 1.1 | Fallback to OpenGLES 2.0 |
 | iOS      | Metal (via MoltenVK)       |                          |
 | HTML5    | WebGL 2.0                  | Fallback to WebGL 1.0    |