Add dmenu as optdepend

.SRCINFO

@@ -1,7 +1,7 @@
 pkgbase = sway
 	pkgdesc = Tiling Wayland compositor and replacement for the i3 window manager
 	pkgver = 1.9
-	pkgrel = 2
+	pkgrel = 3
 	epoch = 1
 	url = https://swaywm.org/
 	install = sway.install
@@ -27,6 +27,7 @@ pkgbase = sway
 	depends = pcre2
 	depends = ttf-font
 	depends = xcb-util-wm
+	optdepends = dmenu: dmenu_path support (used alongside wmenu in default $menu)
 	optdepends = foot: Terminal emulator used in the default configuration
 	optdepends = i3status: Status line generation
 	optdepends = mako: Lightweight notification daemon

PKGBUILD

@@ -5,7 +5,7 @@
 pkgname=sway
 pkgver=1.9
 epoch=1
-pkgrel=2
+pkgrel=3
 pkgdesc='Tiling Wayland compositor and replacement for the i3 window manager'
 arch=(x86_64)
 url='https://swaywm.org/'
@@ -33,6 +33,7 @@ backup=(
   etc/sway/config.d/50-systemd-user.conf
 )
 optdepends=(
+  'dmenu: dmenu_path support (used alongside wmenu in default $menu)'
   'foot: Terminal emulator used in the default configuration'
   'i3status: Status line generation'
   'mako: Lightweight notification daemon'