FIX: modify enforcer and blocker color

Jira: STUDIO-4304
Change-Id: I1d58d1b61929a831fc87f53ef364eb0d1af91c17
(cherry picked from commit 40022ec91a15f2663ce51948118fe2a5b716ecdf)

resources/shaders/mm_gouraud.fs

@@ -58,7 +58,7 @@ void main()
          }
          else if( transformed_normal.z < slope.normal_z - EPSILON)
         {
-            color = color * 0.5 + LightRed * 0.5;
+            color = color * 0.7 + LightRed * 0.3;
             alpha = 1.0;
         }
     }