data: add Huion KeyDial K20 #1184

Job	Run time
valgrind	1m 6s
build-and-dist (gcc)	1m 1s
build-and-dist (gcc, -Db_sanitize=address,undefined -Db_lundef=false)	43s
build-and-dist (clang)	1m 5s
build-and-dist (clang, -Db_sanitize=address,undefined -Db_lundef=false)	43s
duplicate-devices	22s
build-from-tarball	1m 6s
etcdir (sudo mv /usr/share/libwacom/wacom-intuos*.tablet /etc/libwacom)	25s
clean-svg-check	32s
etcdir (sudo mv /usr/share/libwacom/*.tablet /etc/libwacom)	23s
etcdir (sudo mv /usr/share/libwacom/*.stylus /etc/libwacom)	25s
etcdir (sudo mv /usr/share/libwacom/*.tablet $HOME/.config/libwacom)	28s
etcdir (sudo mv /usr/share/libwacom/*.stylus $HOME/.config/libwacom)	36s
etcdir (sudo mv /usr/share/libwacom/wacom-*.tablet $HOME/.config/libwacom && sudo mv /usr/share/l...	22s
etcdir (sudo csplit data/wacom.stylus '/^\[0x822\]/' && sudo mv xx00 /etc/libwacom/first.stylus &...	30s
	9m 47s

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