[#105] Fixed bindless demo artifacts with nonuniformEXT()

Signed-off-by: Tobias Frisch <tfrisch@uni-koblenz.de>

projects/bindless_textures/resources/shaders/shader.frag

@@ -12,5 +12,5 @@ layout(set=0, binding=0) uniform sampler    textureSampler;
 layout(set=0, binding=1) uniform texture2D  materialTextures[];
 
 void main()	{
-	outColor = texture(sampler2D(materialTextures[passTextureIndex], textureSampler), passUV).rgb;
+	outColor =  texture(sampler2D(materialTextures[nonuniformEXT(passTextureIndex)], textureSampler), passUV).rgb;
 }
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