PKGBUILDs: Rename tari-util-xeventbind to xeventbind

Since Tari will work as an independent PKGBUILD now, and since
xeventbind is an individual program not related to Tari, it makes
sense to remove the associated prefix.

.archlinux/PKGBUILDs/xeventbind/PKGBUILD

@@ -1,13 +1,18 @@
-pkgname=tari-util-xeventbind
+pkgname=xeventbind
 pkgver=0.1.0
-pkgrel=2
+pkgrel=1
 pkgdesc="Run a script on resolution change"
 arch=('any')
 license=('MIT')
-provides=('xeventbind')
-conflicts=('xeventbind')
 depends=('libx11')
-source=('xeb_event_types.h' 'xeb_handler.c' 'xeb_handler.h' 'main.c' 'Makefile' 'LICENSE')
+source=(
+  'xeb_event_types.h'
+  'xeb_handler.c'
+  'xeb_handler.h'
+  'main.c'
+  'Makefile'
+  'LICENSE'
+)
 sha256sums=('5e55b56bc1fc281d2549bb892a1a7e93f5eb7cb7ff88d3216345907456d02801'
             '9a26c895d79244c76e3c9b5842dab6e6d4b628842f6f63a3001d4563c253a28b'
             'b57396a210fde7858928c1e44febd1cecc2aa715b58ca11590afddc5aa3d7a75'