rebar3: update to 3.11.0.
rebar3: update to 3.11.0.

Requires erlang>=22 now -- without this, if someone installs rebar3
while erlang is held on an earlier release, this breaks rebar3 (because
no forward compatibility).

necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages