Style: Declare inline macros as attributes

tests/python_build/fixtures/gles3/vertex_fragment.glsl

@@ -3,7 +3,7 @@
 #[modes]
 
 mode_ninepatch = #define USE_NINEPATCH
-
+/* clang-format off */
 #[specializations]
 
 DISABLE_LIGHTING = false
@@ -12,13 +12,13 @@ DISABLE_LIGHTING = false
 
 precision highp float;
 precision highp int;
-
+/* clang-format on */
 layout(location = 0) in highp vec3 vertex;
 
 out highp vec4 position_interp;
 
 void main() {
-	position_interp = vec4(vertex.x,1,0,1);
+	position_interp = vec4(vertex.x, 1, 0, 1);
 }
 
 #[fragment]