Bug#1118524: sol2: Depends on liblua5.2-dev explicitly

[Bastian Germann]

Source: sol2
Version: 3.5.0-1
Severity: normal
Control: block 1050640 by -1

sol2 has introduced new dependencies to liblua5.2-dev.
That package should be removed soon, so please remove the
liblua5.2-dev (Build-)Depends.