Remove trailing spaces

examples/others/resources/shaders/glsl100/point_particle.vs

@@ -7,18 +7,18 @@ attribute vec3 vertexPosition;
 uniform mat4 mvp;
 uniform float currentTime;
 
-// NOTE: Add here your custom variables 
+// NOTE: Add here your custom variables
 
 void main()
 {
     // Unpack data from vertexPosition
     vec2  pos    = vertexPosition.xy;
     float period = vertexPosition.z;
-    
+
     // Calculate final vertex position (jiggle it around a bit horizontally)
     pos += vec2(100.0, 0.0) * sin(period * currentTime);
     gl_Position = mvp * vec4(pos.x, pos.y, 0.0, 1.0);
-    
+
     // Calculate the screen space size of this particle (also vary it over time)
     gl_PointSize = 10.0 - 5.0 * abs(sin(period * currentTime));
 }