RFR: 8322486: ColorPicker: blurry popup [v2]

[Ziad El Midaoui]

> The issue occurs when displaying the ColorPicker on a second monitor with scale=1 the ColorPicker appears blurry,
> This is due to snapping and changing the value of `-fx-snap-to-pixel` for the `ColorPalette` fixes the issue

Ziad El Midaoui has updated the pull request incrementally with one additional commit since the last revision:

  removing .color-palette > .color-picker-grid selector

-------------

Changes:
  - all: https://git.openjdk.org/jfx/pull/1869/files
  - new: https://git.openjdk.org/jfx/pull/1869/files/f7108e21..4c2ad750

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jfx&pr=1869&range=01
 - incr: https://webrevs.openjdk.org/?repo=jfx&pr=1869&range=00-01

  Stats: 4 lines in 1 file changed: 0 ins; 4 del; 0 mod
  Patch: https://git.openjdk.org/jfx/pull/1869.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1869/head:pull/1869

PR: https://git.openjdk.org/jfx/pull/1869