krita: move to common, update description; style-guide: add description guidelines (#10858)

pages/linux/krita.md

@@ -1,25 +0,0 @@
-# krita
-
-> Krita is a sketching and painting program designed for digital artists.
-> See also: `gimp`.
-> More information: <https://docs.krita.org/en/reference_manual/linux_command_line.html>.
-
-- Start Krita:
-
-`krita`
-
-- Open specific files:
-
-`krita {{path/to/image1 path/to/image2 ...}}`
-
-- Start without a splash screen:
-
-`krita --nosplash`
-
-- Start with a specific workspace:
-
-`krita --workspace {{Animation}}`
-
-- Start in fullscreen mode:
-
-`krita --fullscreen`