fix #85 #90 #110 #111

docs/05 Advanced Lighting/03 Shadows/02 Point Shadows.md

@@ -193,10 +193,10 @@ void main()
 ```c++
 #version 330 core
 in vec4 FragPos;
- 
+
 uniform vec3 lightPos;
 uniform float far_plane;
- 
+
 void main()
 {
     // get distance between fragment and light source
@@ -205,7 +205,7 @@ void main()
     // map to [0;1] range by dividing by far_plane
     lightDistance = lightDistance / far_plane;
     
-    // Write this as modified depth
+    // write this as modified depth
     gl_FragDepth = lightDistance;
 }
 ```