community/iptstate: add simple check and modernize

Add a simple test as upstream doesn't provide a test suite.

community/iptstate/APKBUILD

@@ -2,8 +2,8 @@
 # Maintainer: Francesco Colista <fcolista@alpinelinux.org>
 pkgname=iptstate
 pkgver=2.2.6
-pkgrel=0
-pkgdesc="top-like interface to netfilter connection-tracking table"
+pkgrel=1
+pkgdesc="Top-like interface to netfilter connection-tracking table"
 url="https://www.phildev.net/iptstate/"
 arch="all"
 license="MIT"
@@ -11,10 +11,16 @@ makedepends="ncurses-dev libnetfilter_conntrack-dev libnfnetlink-dev linux-heade
 subpackages="$pkgname-doc"
 source="https://github.com/jaymzh/iptstate/releases/download/v$pkgver/$pkgname-$pkgver.tar.bz2"
 
-builddir="$srcdir"/$pkgname-$pkgver
+builddir="$srcdir/$pkgname-$pkgver"
+
 build() {
 	cd "$builddir"
-	make || return 1
+	make
+}
+
+check() {
+	cd "$builddir"
+	./iptstate --help > /dev/null
 }
 
 package() {
@@ -24,6 +30,4 @@ package() {
 	install -D -m644 LICENSE "$pkgdir"/usr/share/licenses/$pkgname/LICENSE
 }
 
-md5sums="ec96c93b43976960d2e2ba3306cd09e6  iptstate-2.2.6.tar.bz2"
-sha256sums="bef8eb67a4533e53079f397b71e91dd34da23f8cbd65cb2d5b67cb907b00c068  iptstate-2.2.6.tar.bz2"
 sha512sums="411b357aced384c52caac17b23f3c6bd631ff34d41b6000b90ff6dfc3cf20e36e46416d3691ac699b06f16d6042a42681b42a5d3594ce287aa6cf3b3b637c999  iptstate-2.2.6.tar.bz2"