alacritty: add ncurses to terminfo dependencies

alacritty-terminfo.INSTALL uses tic to compile terminfo dependencies,
but it doesn't depend on ncurses, the provider of tic. This commit fixes
this.

srcpkgs/alacritty/template

@@ -1,7 +1,7 @@
 # Template file for 'alacritty'
 pkgname=alacritty
 version=0.9.0
-revision=1
+revision=2
 build_wrksrc="${pkgname}"
 build_style=cargo
 hostmakedepends="pkg-config python3"
@@ -33,6 +33,7 @@ post_install() {
 
 alacritty-terminfo_package() {
 	short_desc+=" - terminfo data"
+	depends="ncurses"
 	pkg_install() {
 		vmove usr/share/terminfo
 	}