Updated examples versions, validated with REXM

examples/shaders/shaders_ascii_rendering.c

@@ -4,7 +4,7 @@
 *
 *   Example complexity rating: [★★☆☆] 2/4
 *
-*   Example originally created with raylib 5.5, last time updated with raylib 5.6
+*   Example originally created with raylib 5.5, last time updated with raylib 6.0
 *
 *   Example contributed by Maicon Santana (@maiconpintoabreu) and reviewed by Ramon Santamaria (@raysan5)
 *

examples/shaders/shaders_color_correction.c

@@ -7,7 +7,7 @@
 *   NOTE: This example requires raylib OpenGL 3.3 or ES2 versions for shaders support,
 *         OpenGL 1.1 does not support shaders, recompile raylib to OpenGL 3.3 version
 *
-*   Example originally created with raylib 5.6, last time updated with raylib 5.6
+*   Example originally created with raylib 6.0, last time updated with raylib 6.0
 *
 *   Example contributed by Jordi Santonja (@JordSant) and reviewed by Ramon Santamaria (@raysan5)
 *

examples/shaders/shaders_game_of_life.c

@@ -7,7 +7,7 @@
 *   NOTE: This example requires raylib OpenGL 3.3 or ES2 versions for shaders support,
 *         OpenGL 1.1 does not support shaders, recompile raylib to OpenGL 3.3 version
 *
-*   Example originally created with raylib 5.6, last time updated with raylib 5.6
+*   Example originally created with raylib 6.0, last time updated with raylib 6.0
 *
 *   Example contributed by Jordi Santonja (@JordSant) and reviewed by Ramon Santamaria (@raysan5)
 *

examples/shaders/shaders_mandelbrot_set.c

@@ -9,7 +9,7 @@
 *
 *   NOTE: Shaders used in this example are #version 330 (OpenGL 3.3)
 *
-*   Example originally created with raylib 5.6, last time updated with raylib 5.6
+*   Example originally created with raylib 6.0, last time updated with raylib 6.0
 *
 *   Example contributed by Jordi Santonja (@JordSant)
 *   Based on previous work by Josh Colclough (@joshcol9232)

examples/shaders/shaders_normalmap_rendering.c

@@ -7,7 +7,7 @@
 *   NOTE: This example requires raylib OpenGL 3.3 or ES2 versions for shaders support,
 *        OpenGL 1.1 does not support shaders, recompile raylib to OpenGL 3.3 version
 *
-*   Example originally created with raylib 5.6, last time updated with raylib 5.6
+*   Example originally created with raylib 6.0, last time updated with raylib 6.0
 *
 *   Example contributed by Jeremy Montgomery (@Sir_Irk) and reviewed by Ramon Santamaria (@raysan5)
 *