main/libmspack: security upgrade to 0.8_alpha

CVE-2018-18584, CVE-2018-18585, CVE-2018-18586

fixes #9663

main/libmspack/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=libmspack
-pkgver=0.7.1_alpha
+pkgver=0.8_alpha
 _ver=${pkgver/_/}
 pkgrel=0
 pkgdesc="Library for Microsoft CAB compression formats"
 url="https://www.cabextract.org.uk/libmspack/"
 arch="all"
 license="LGPL-2.1-only"
-depends=""
-depends_dev=""
 makedepends="$depends_dev"
-install=""
 subpackages="$pkgname-dev $pkgname-utils"
 source="https://www.cabextract.org.uk/libmspack/libmspack-$_ver.tar.gz"
 
 builddir="$srcdir"/libmspack-$_ver
 
 # secfixes:
+#   0.8_alpha-r0:
+#     - CVE-2018-18584
+#     - CVE-2018-18585
+#     - CVE-2018-18586
 #   0.7.1_alpha-r0:
 #     - CVE-2018-14679
 #     - CVE-2018-14680
@@ -57,4 +58,4 @@ utils() {
 	mv "$pkgdir"/usr/bin "$subpkgdir"/usr
 }
 
-sha512sums="e903629a34c29099a261a108e4eb9cda485ab999bbc3383e3cd6a39715077d00b26a1c641b0f3df0eef60d2e15a7ef623379df0cfe25b99d4eda080529ffec7b  libmspack-0.7.1alpha.tar.gz"
+sha512sums="d178afc4d2eded204594c81af1c91be17d3be4f1a09829e08c103023aa7badc6b2595e9ec13cc7f77e3262d2cd874ed40ce6da01695c5c839682562740d2bf0a  libmspack-0.8alpha.tar.gz"