logdepthbuf_vertex: clearer else indentation.

src/renderers/shaders/ShaderChunk/logdepthbuf_vertex.glsl

@@ -6,10 +6,10 @@
 
 		vFragDepth = 1.0 + gl_Position.w;
 
-#else
+	#else
 
 		gl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;
 
 	#endif
 
-#endif
+#endif