updated rendering pipeline example to ImageBlock API changes

Author: wjakob

basics/06_rendering_pipeline.ipynb

@@ -270,7 +270,7 @@
     "block = ImageBlock(\n",
     "    film.crop_size(),\n",
     "    channel_count=5,\n",
-    "    filter=film.reconstruction_filter(),\n",
+    "    rfilter=film.reconstruction_filter(),\n",
     "    border=False\n",
     ")\n",
     "\n",
@@ -281,7 +281,7 @@
     "block.put(pixel_pos, rays.wavelengths, result, alpha=Float(1.0))\n",
     "\n",
     "# Add this image block to the film for later convertion to Bitmap (e.g. HDR)\n",
-    "film.put(block)"
+    "film.put_block(block)"
    ]
   },
   {