powerbuttond: Add symlink for upstream gamescope-session (#298)

handheld/powerbuttond/.SRCINFO

@@ -1,7 +1,7 @@
 pkgbase = powerbuttond
 	pkgdesc = Power button daemon
 	pkgver = 2
-	pkgrel = 1
+	pkgrel = 1.1
 	url = https://gitlab.steamos.cloud/jupiter/powerbuttond
 	arch = x86_64
 	license = BSD

handheld/powerbuttond/PKGBUILD

@@ -3,7 +3,7 @@
 pkgname=powerbuttond
 _srctag=v2
 pkgver=${_srctag##v}
-pkgrel=1
+pkgrel=1.1
 arch=('x86_64')
 url="https://gitlab.steamos.cloud/jupiter/powerbuttond"
 pkgdesc="Power button daemon"
@@ -18,4 +18,7 @@ build() {
 
 package() {
 	make -C "$srcdir/$pkgname" install DESTDIR="$pkgdir"
+	#Symlink for gamescope-session
+	mkdir -m 755 "$pkgdir/usr/bin"
+	ln -s "/usr/lib/hwsupport/powerbuttond" "$pkgdir/usr/bin/powerbuttond"
 }