dev-haskell/hdbc-2.4.0.0: Remove obsolete USE flags

Usage of these flags was removed in commit 07bfab9.
dev-lang/ghc: simplify live ebuild: drop improper submodules

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Loosen chell test dependency in options
Bump bound to 1.0.3
Bump vty to 5.1.1