testing/cilium-cli: upgrade to 0.15.8

testing/cilium-cli/APKBUILD

 # Maintainer: Hoang Nguyen <folliekazetani@protonmail.com>
 pkgname=cilium-cli
-pkgver=0.15.5
-pkgrel=1
+pkgver=0.15.8
+pkgrel=0
 pkgdesc="CLI to install, manage and troubleshoot Kubernetes clusters running Cilium"
 url="https://cilium.io/"
 arch="all"
@@ -45,5 +45,5 @@ package() {
 }
 
 sha512sums="
-22f805ffc595394392b8cf2460defa052c625c056419674e8a488c3a23e14cb35a055ce8fd16fb9f6246447e2667ef2cb953087349edca055648d70ff95fcf96  cilium-cli-0.15.5.tar.gz
+97c90b0213af7a4194691e836c4cac7c9dfaeb24d777ea342cb12a96acab318f8113c1e112b3a14ae738674d8ada8bd15db6fa70e66e62520d4e8c8b4408df4c  cilium-cli-0.15.8.tar.gz
 "