refactor to follow the CONVENTIONS.md (#5530)

Co-authored-by: maiconpintoabreu <maicon@thinkpad02.exads.com>

examples/shaders/resources/shaders/glsl100/deferred_shading.fs

@@ -36,7 +36,7 @@ void main()
     vec3 ambient = albedo*vec3(0.1);
     vec3 viewDirection = normalize(viewPosition - fragPosition);
 
-    for (int i = 0; i < NR_LIGHTS; ++i)
+    for (int i = 0; i < NR_LIGHTS; i++)
     {
         if (lights[i].enabled == 0) continue;
         vec3 lightDirection = lights[i].position - fragPosition;

examples/shaders/resources/shaders/glsl100/mandelbrot_set.fs

@@ -34,7 +34,7 @@ void main()
     // Fc(z) = z^2 + c on the complex numbers c from the plane does not diverge to infinity starting at z = 0
     // Here: z = a + bi. Iterations: z -> z^2 + c = (a + bi)^2 + (c.x + c.yi) = (a^2 - b^2 + c.x) + (2ab + c.y)i
 
-    for (int iter = 0; iter < maxIterationsLimit; ++iter)
+    for (int iter = 0; iter < maxIterationsLimit; iter++)
     {
         float aa = a*a;
         float bb = b*b;

examples/shaders/resources/shaders/glsl120/deferred_shading.fs

@@ -34,7 +34,7 @@ void main()
     vec3 ambient = albedo*vec3(0.1);
     vec3 viewDirection = normalize(viewPosition - fragPosition);
 
-    for (int i = 0; i < NR_LIGHTS; ++i)
+    for (int i = 0; i < NR_LIGHTS; i++)
     {
         if (lights[i].enabled == 0) continue;
         vec3 lightDirection = lights[i].position - fragPosition;

examples/shaders/resources/shaders/glsl120/mandelbrot_set.fs

@@ -41,7 +41,7 @@ void main()
         a = aa - bb + c.x;
         b = twoab + c.y;
 
-        ++iter;
+        iter++;
     }
 
     if (iter >= maxIterations)

examples/shaders/resources/shaders/glsl330/deferred_shading.fs

@@ -32,7 +32,7 @@ void main() {
     vec3 ambient = albedo*vec3(0.1f);
     vec3 viewDirection = normalize(viewPosition - fragPosition);
 
-    for (int i = 0; i < NR_LIGHTS; ++i)
+    for (int i = 0; i < NR_LIGHTS; i++)
     {
         if (lights[i].enabled == 0) continue;
         vec3 lightDirection = lights[i].position - fragPosition;

examples/shaders/resources/shaders/glsl330/mandelbrot_set.fs

@@ -31,7 +31,7 @@ void main()
     // Here: z = a + bi. Iterations: z -> z^2 + c = (a + bi)^2 + (c.x + c.yi) = (a^2 - b^2 + c.x) + (2ab + c.y)i
 
     int iter = 0;
-    for (iter = 0; iter < maxIterations; ++iter)
+    for (iter = 0; iter < maxIterations; iter++)
     {
         float aa = a*a;
         float bb = b*b;