ImageMagick: update to 7.0.9.22.

2020-02-07  7.0.9-22 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-22, GIT revision 16855:8733f3e:20200207

2020-02-03  7.0.9-22 Cristy  <quetzlzacatenango@image...>
  * More work on connect components, e.g. keep-colors, remove-colors,
    keep-topids.
  * Initialize mutex before locking if its not already initialized.
  * Support 24-bit TIFF images.

2020-02-01  7.0.9-21 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-21, GIT revision 16823:290cb93:20200201.

2020-01-27  7.0.9-21 Cristy  <quetzlzacatenango@image...>
  * Support additional connected components defines.
  * Refresh cache morphology when writing MPC images.

2020-01-26  7.0.9-19 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-19, GIT revision 16789:bac6ecc:20200126

2020-01-26  7.0.9-19 Cristy  <quetzlzacatenango@image...>
  * Make PNG creation reproducible (reference
    https://github.com/ImageMagick/ImageMagick/pull/1270).
  * Refactor uninitialize variable patch for -fx "while(,)" expression.

2020-01-25  7.0.9-18 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-18, GIT revision 16780:08beae5:20200125

2020-01-19  7.0.9-18 Cristy  <quetzlzacatenango@image...>
  * Alpha draw primitive no longer returns a parser exception.
  * Support 32-bit tiled TIFF images.
  * New -connected-component options (reference
    https://imagemagick.org/script/connected-components.php).

    https://imagemagick.org/discourse-server/viewtopic.php?f=1&t=37391).

(wiz)