build_brick_hls_griffiths: Build a SITS brick using a mixture of HLS images.
In albhasan/sits.starfm: Use the StarFM Fusion Model on Landsat 8 Images

Build a SITS brick using Harmonized Landsat8-Sentinel2 images either L30 or S30.

build_brick_hls_griffiths(
  in_dir,
  brick_tile,
  brick_from,
  brick_to,
  brick_bands,
  out_dir
)

`in_dir`	A length-one character. Path to a directory of HLS images.
`brick_tile`	A length-one character. The tile of the brick.
`brick_from`	A length-one character. The approximated first day of the brick.
`brick_to`	A length-one character. The approximated last day of the brick.
`brick_bands`	A character. The HLS bands.
`out_dir`	A length-one integer. The output directory.