fbdev: imxfb: drop ftrace-like logging

Resolve the following warning reported by checkpatch:

WARNING: Unnecessary ftrace-like logging - prefer using ftrace
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Signed-off-by: Helge Deller <deller@gmx.de>

drivers/video/fbdev/imxfb.c

@@ -694,8 +694,6 @@ static int imxfb_init_fbinfo(struct platform_device *pdev)
 	struct imxfb_info *fbi = info->par;
 	struct device_node *np;
 
-	pr_debug("%s\n",__func__);
-
 	info->pseudo_palette = devm_kmalloc_array(&pdev->dev, 16,
 						  sizeof(u32), GFP_KERNEL);
 	if (!info->pseudo_palette)