[GRASS-git] [OSGeo/grass] 8d099f: macos: update app icon for hi-res support (#829)

[nilason]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: 8d099feec0b945c3306ea6146b1e2c9f5501fb34
      https://github.com/OSGeo/grass/commit/8d099feec0b945c3306ea6146b1e2c9f5501fb34
  Author: nilason <n_larsson at yahoo.com>
  Date:   2020-07-25 (Sat, 25 Jul 2020)

  Changed paths:
    M macosx/app/app.icns

  Log Message:
  -----------
  macos: update app icon for hi-res support (#829)

created according to Apple HIG and consists of five sizes for both standard and high resolution
@1x: 16, 32, 128, 256, 512 px
@2x: 32, 64, 256, 512, 1024 px