FindVulkan: Move dxc component docs into definition list

Modules/FindVulkan.cmake

@@ -36,12 +36,13 @@ There are corresponding imported targets for each of these.
 ``MoltenVK``
   On macOS, an additional component ``MoltenVK`` is available.
 
-The ``glslc`` and ``glslangValidator`` components are provided even
-if not explicitly requested (for backward compatibility).
+``dxc``
+  .. versionadded:: 3.25
 
-.. versionadded:: 3.25
+  The DirectX Shader Compiler.
 
-Added optional COMPONENT ``dxc`` with corresponding targets.
+The ``glslc`` and ``glslangValidator`` components are provided even
+if not explicitly requested (for backward compatibility).
 
 IMPORTED Targets
 ^^^^^^^^^^^^^^^^