Change canvas.glsl pixel perfect function TexturePointSmooth to use c…

…olor_texture raw

servers/rendering/renderer_rd/shaders/canvas.glsl

@@ -752,7 +752,7 @@ void main() {
 #endif
 
 	// New Function Call
-	color = texturePointSmooth(sampler2D(color_texture, texture_sampler), uv);
+	color = texturePointSmooth(color_texture, uv);
 
 	frag_color = color;
 }