Rebuild with fixed cbc

PKGBUILD

@@ -5,14 +5,13 @@
 
 pkgname=coin-or-mp
 pkgver=1.8.4
-pkgrel=3
+pkgrel=4
 pkgdesc='C-API library that supports most of the functionality of CLP (Coin LP), CBC (Coin Branch-and-Cut), and CGL (Cut Generation Library) projects'
 arch=(x86_64)
 url='https://projects.coin-or.org/CoinMP'
 license=(EPL)
 groups=(coin-or)
 depends=(coin-or-cbc)
-makedepends=(nauty)
 source=(https://www.coin-or.org/download/source/CoinMP/CoinMP-$pkgver.tgz)
 sha256sums=('3459fb0ccbdd39342744684338984ac4cc153fb0434f4cae8cf74bd67490a38d')