buildRebar3: fix OTP 28 compatibility
𑁱 rebar3 help bare compile
Usage: rebar3 bare compile [-p <paths>] [-s <separator>] [-o <outdir>]
-p, --paths Wildcard paths of ebin directories to add to code path,
separated by a colon
-s, --separator In case of multiple return paths, the separator
character to use to join them.
-o, --outdir Path where build artifacts are located. Defaults to the
current directory.