zink: move maintenance2 extension to right file

Reviewed-by: Hoe Hao Cheng <haochengho12907@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8862>

src/gallium/drivers/zink/zink_device_info.py

@@ -61,6 +61,7 @@ import sys
 EXTENSIONS = [
     Extension("VK_KHR_maintenance1",
         required=True),
+    Extension("VK_KHR_maintenance2"),
     Extension("VK_KHR_external_memory"),
     Extension("VK_KHR_external_memory_fd"),
     Extension("VK_KHR_vulkan_memory_model"),

src/gallium/drivers/zink/zink_instance.py

@@ -42,7 +42,6 @@ import sys
 #               will be added by the codegen accordingly.
 EXTENSIONS = [
     Extension("VK_EXT_debug_utils"),
-    Extension("VK_KHR_maintenance2"),
     Extension("VK_KHR_get_physical_device_properties2",
         functions=["GetPhysicalDeviceFeatures2", "GetPhysicalDeviceProperties2"]),
     Extension("VK_KHR_draw_indirect_count",

src/gallium/drivers/zink/zink_screen.c

@@ -423,7 +423,7 @@ zink_get_shader_param(struct pipe_screen *pscreen,
       case PIPE_SHADER_TESS_EVAL:
          if (screen->info.have_KHR_vulkan_memory_model &&
              screen->info.feats.features.tessellationShader &&
-             screen->instance_info.have_KHR_maintenance2)
+             screen->info.have_KHR_maintenance2)
             return INT_MAX;
          break;