Make SVG component take color from css

Key changes:

  1. if icon doesn't have <rect> elements:

    1. Remove fill="none" from the <svg> tag.

      Add fill="currentColor" to the <svg> tag.

  2. Remove the fill and fill-opacity attributes from <path> elements.

if I icon has <rect> elements:

Replace stroke="#..." with stroke="currentColor" in both the <path> and <rect> elements.