encodings: update 1.0.5 -> 1.0.6

CHanges:

      gitlab CI: add a basic build test
      Build xz tarballs instead of bzip2
      adjust descriptions for the Unicode mapping to match the Unicode.org data file.
      add mapping for 0x80-0x9f, as per Unicode.org data files.
      use descriptions from UnicodeData.txt except for two obsolete or incorrect maps
      correct a typo (in original), and use appropriate description
      use Armenian eternity symbol from Unicode 6.
      whitespace-only changes for consistency, using luit's annotate-enc script
      add descriptions from UnicodeData.txt, using annotate-enc
      add descriptions from UnicodeData.txt, using annotate-enc
      add descriptions from UnicodeData.txt, using annotate-enc
      add descriptions from UnicodeData.txt, with annotate-enc
      add descriptions from UnicodeData.txt, with annotate-enc
      whitespace-only, reformat with annotate-enc

Add ability to tweak compressor suffix in filenames, similar
to xorg apps and drivers.

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit b1fb0fbf)
Signed-off-by: Steve Sakoman <steve@sakoman.com>