libwacom: add missing dep for -devel subpkg

Author: chrysos349

srcpkgs/libwacom/template

@@ -1,7 +1,7 @@
 # Template file for 'libwacom'
 pkgname=libwacom
 version=2.9.0
-revision=1
+revision=2
 build_style=meson
 configure_args="-Ddocumentation=disabled"
 hostmakedepends="pkg-config"
@@ -26,7 +26,8 @@ post_install() {
 }
 
 libwacom-devel_package() {
-	depends="libgudev-devel ${sourcepkg}>=${version}_${revision}"
+	depends="libgudev-devel ${sourcepkg}>=${version}_${revision}
+	 libevdev-devel"
 	short_desc+=" - development files"
 	pkg_install() {
 		vmove usr/include