Branch 6 build fails and aarch64

Traceback (most recent call last):

  File "icutrim.py", line 339, in <module>

    removeList(1)

  File "icutrim.py", line 319, in removeList

    pat = re.compile(bytes(r"^Item ([^ ]+) depends on missing item ([^ ]+).*", 'utf-8'))

TypeError: str() takes at most 1 argument (2 given)

make[4]: *** [/tmp/pkg.ca2fef5ff25b0ce18f9c5895/node/out/Release/obj/gen/icutmp/icudt69l.dat] Error 1

make[4]: *** Waiting for unfinished jobs....

-- libmemcached build command succeeded.  See also /home/ec2-user/MaxScale/_build/server/modules/filter/cache/storage/storage_memcached/libmemcached-prefix/src/libmemcached-stamp/libmemcached-build-*.log

[ 99%] Performing install step for 'libmemcached'

make[3]: *** [node] Error 2

strip: '/tmp/pkg.ca2fef5ff25b0ce18f9c5895/node/out/Release/node': No such file

> Error! Error: ENOENT: no such file or directory, open '/tmp/pkg.ca2fef5ff25b0ce18f9c5895/node/out/Release/node'

make[2]: *** [maxctrl/maxctrl] Error 2

make[1]: *** [maxctrl/CMakeFiles/maxctrl.dir/all] Error 2

make[1]: *** Waiting for unfinished jobs....

-- libmemcached install command succeeded.  See also /home/ec2-user/MaxScale/_build/server/modules/filter/cache/storage/storage_memcached/libmemcached-prefix/src/libmemcached-stamp/libmemcached-install-*.log

[ 99%] Completed 'libmemcached'