test: xkeyboard-config: handle keyboard interrupts correctly In python multiprocessing, each process needs to handle (and ignore) the KeyboardInterrupt to avoid exception logging. This is a separate patch for easier reviewing, the first hunks merely re-indent all of the xkbcommontool/xkbcomp functions into a try/except KeyboardInterrupt block. Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>