feat: add sudo as optional dependency

.SRCINFO

@@ -1,12 +1,13 @@
 pkgbase = pman-helper
 	pkgdesc = A pacman helper script, because you forget all the stupid flags
 	pkgver = 1.4.0
-	pkgrel = 1
+	pkgrel = 2
 	url = https://git.bjphoster.com/source/pman
 	arch = any
 	license = MIT
 	depends = bash
 	depends = pacman
+	optdepends = sudo: run pacman as root when invoked unprivileged
 	conflicts = pman
 	source = https://git.bjphoster.com/source/pman/archive/1.4.0.tar.gz
 	sha256sums = 0026ab2d951c224c8b7bac3b4e89c9997c8b58a8cfcd5ed59a8133a42c8688af

PKGBUILD

@@ -3,12 +3,13 @@
 _pkgname="pman"
 pkgname="${_pkgname}-helper"
 pkgver="1.4.0"
-pkgrel="1"
+pkgrel="2"
 pkgdesc="A pacman helper script, because you forget all the stupid flags"
 url="https://git.bjphoster.com/source/${_pkgname}"
 arch=("any")
 license=("MIT")
 depends=("bash" "pacman")
+optdepends=("sudo: run pacman as root when invoked unprivileged")
 conflicts=("pman") # Another package called `pman` currently exists in the AUR
 source=("https://git.bjphoster.com/source/${_pkgname}/archive/${pkgver}.tar.gz")