Pass correct rockspec to upload tests that should fail for other reasons
Pass correct rockspec to upload tests that should fail for other reasons

Most tests simply check that some command succeeds or fails.
When failure is expected, failure reason is not checked.
In this case, upload commands was failing because passed rockspec
did not exist and not for reason tests planned.

tarantool/luarocks,tarantool/luarocks,keplerproject/luarocks,tarantool/luarocks,luarocks/luarocks,luarocks/luarocks,keplerproject/luarocks,keplerproject/luarocks,luarocks/luarocks,keplerproject/luarocks