testing/lxd: upgrade to 4.15

testing/lxd/APKBUILD

 # Contributor: Carlo Landmeter <clandmeter@alpinelinux.org>
 # Maintainer: Francesco Colista <fcolista@alpinelinux.org>
 pkgname=lxd
-pkgver=4.14
+pkgver=4.15
 pkgrel=0
 pkgdesc="a container hypervisor and a new user experience for LXC"
 url="https://linuxcontainers.org/lxd/"
@@ -45,6 +45,7 @@ makedepends="
 	patchelf
 	dqlite-dev
 	dqlite-static
+	lz4-dev
 	sqlite-replication-dev
 	sqlite-dev
 	sqlite-static
@@ -132,7 +133,7 @@ scripts() {
 }
 
 sha512sums="
-b41224681f28142d3dcd7331bfceb01fe3d05ff76d735467d46fdf761168e722a1b0e62a94454948f874f9c1922e8adedd2b47cd9f515bab9d2962b48cd72059  lxd-4.14.tar.gz
+64c8b9473e950b191b2228835822ef4261c922c0cc240dd79e6826a615ee35e965b08e9bfd26707d07fb6e2c19ddc6a93f53adc6847826f8a139b77bc4056c30  lxd-4.15.tar.gz
 bc32c71f2ce10f508433e1e4651c08c18e8a17e9419a7ce391c0f127fc7cf378c665178926b35eae8813e290d9c5eab3ceb605679fd32efdf2cf98a57cee4127  lxd.confd
 94de0c0d5ab63463a929a4151359950b1117d0ada5ccf0944311cc70c6b6d4c437ccb4158734ab35db67bfb4abc437074c3f3515be4531f63adc74da21fefb5b  lxd.initd
 58bcdde8b6d845ea70b0e81973ecc42e62a912b995684692a7f7fd2eb99e258381f33ba588033963d0d371f5c7849e0777a6b27304d80d31da7c8146e27a6139  lxd-dont-go-get.patch