testing/coreboot-tools: rebuild against yaml-cpp 0.8.0

testing/coreboot-tools/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Adam Thiede <me@adamthiede.com>
 pkgname=coreboot-tools
 pkgver=4.21
-pkgrel=0
+pkgrel=1
 pkgdesc="Tools from the coreboot project"
 url="https://review.coreboot.org/coreboot"
 # coreboot only runs on x86_64 and x86 systems