an internal API change introduced by version 3.3.0 causes the following failure:
```
Error: LuaRocks 3.3.1 bug (please report at https://github.com/luarocks/luarocks/issues).
Arch.: linux-x86_64
.../user/build/qarm/host/share/lua/5.3/luarocks/queries.lua:55: assertion failed!
stack traceback:
[C]: in function 'assert'
.../user/build/qarm/host/share/lua/5.3/luarocks/queries.lua:55: in function 'luarocks.queries.new'
...m/host/share/lua/5.3/luarocks/cmd/external/buildroot.lua:322: in function 'luarocks.cmd.external.buildroot.command'
(...tail calls...)
[C]: in function 'xpcall'
/home/user/build/qarm/host/share/lua/5.3/luarocks/cmd.lua:620: in function 'luarocks.cmd.run_command'
/home/user/build/qarm/host/bin/luarocks:38: in main chunk
[C]: in ?
```
Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
e3d9ca7a63