Quote the keys of the sass map variables

[jnowland]

Due to the way sass works if you don't quote the maps you can have issues with map keys being other object types such as a color. e.g values like "red" getting converted into #f00 etc. This can be avoided by quoting the key.

Current Output:

$theme: (
  Primary: (
    Ocean Blue: (
      model: RGB,
      type: 2,
      rgb: (57, 84, 216),
      code: 3954d8
    ),
    Tree Green: (
      model: RGB,
      type: 2,
      rgb: (154, 188, 47),
      code: 9abc2f
    )
  )
);

Suggested Output

$theme: (
  "Primary": (
    "Ocean Blue": (
      "model": RGB,
      "type": 2,
      "rgb": (57, 84, 216),
      "code": 3954d8
    ),
    "Tree Green": (
      "model": RGB,
      "type": 2,
      "rgb": (154, 188, 47),
      "code": 9abc2f
    )
  )
);