Update more examples inconsistencies

examples/shaders/shaders_basic_lighting.c

@@ -11,12 +11,12 @@
 *
 *   Example originally created with raylib 3.0, last time updated with raylib 4.2
 *
-*   Example contributed by Chris Camacho (@codifies) and reviewed by Ramon Santamaria (@raysan5)
+*   Example contributed by Chris Camacho (@chriscamacho) and reviewed by Ramon Santamaria (@raysan5)
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
 *   BSD-like license that allows static linking with closed source software
 *
-*   Copyright (c) 2019-2025 Chris Camacho (@codifies) and Ramon Santamaria (@raysan5)
+*   Copyright (c) 2019-2025 Chris Camacho (@chriscamacho) and Ramon Santamaria (@raysan5)
 *
 ********************************************************************************************/
 

examples/shaders/shaders_basic_pbr.c

@@ -2,6 +2,8 @@
 *
 *   raylib [shaders] example - Basic PBR
 *
+*   Example complexity rating: [★★★★] 4/4
+*
 *   Example originally created with raylib 5.0, last time updated with raylib 5.1-dev
 *
 *   Example contributed by Afan OLOVCIC (@_DevDad) and reviewed by Ramon Santamaria (@raysan5)

examples/shaders/shaders_shadowmap.c

@@ -2,6 +2,8 @@
 *
 *   raylib [shaders] example - Shadowmap
 *
+*   Example complexity rating: [★★★★] 4/4
+*
 *   Example originally created with raylib 5.0, last time updated with raylib 5.0
 *
 *   Example contributed by TheManTheMythTheGameDev (@TheManTheMythTheGameDev) and reviewed by Ramon Santamaria (@raysan5)

examples/shaders/shaders_vertex_displacement.c

@@ -2,6 +2,8 @@
 *
 *   raylib [shaders] example - Vertex displacement
 *
+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 5.0, last time updated with raylib 4.5
 *
 *   Example contributed by Alex ZH (@ZzzhHe) and reviewed by Ramon Santamaria (@raysan5)