adhocify: use instead of hardcoding version in source

quitesimple/adhocify/APKBUILD

@@ -2,14 +2,14 @@
 # Maintainer:
 pkgname=adhocify
 pkgver=1.0
-pkgrel=0
+pkgrel=1
 pkgdesc="Executes commands upon file system events"
 url="https://gitea.quitesimple.org/crtxcr/adhocify"
 arch="all"
 license="MIT"
 depends="linux-headers"
 makedepends=""
-source="${pkgname}-${pkgver}.tar.gz::https://gitea.quitesimple.org/crtxcr/adhocify/archive/v1.0.tar.gz"
+source="${pkgname}-${pkgver}.tar.gz::https://gitea.quitesimple.org/crtxcr/adhocify/archive/v$pkgver.tar.gz"
 builddir="$srcdir/adhocify"
 
 build() {