upgpkg: 2.14.0-2: add backup array

.SRCINFO

 pkgbase = bash-completion
 	pkgdesc = Programmable completion for the bash shell
 	pkgver = 2.14.0
-	pkgrel = 1
+	pkgrel = 2
 	url = https://github.com/scop/bash-completion
 	arch = any
 	license = GPL-2.0-only
 	depends = bash
 	options = !emptydirs
 	options = !makeflags
+	backup = etc/bash_completion.d/000_bash_completion_compat.bash
 	source = https://github.com/scop/bash-completion/releases/download/2.14.0/bash-completion-2.14.0.tar.xz
 	validpgpkeys = A558062B6D5DA1347CD468D52B0AE2C1B09B07CB
 	sha256sums = 5c7494f968280832d6adb5aa19f745a56f1a79df311e59338c5efa6f7285e168

PKGBUILD

@@ -2,13 +2,14 @@
 
 pkgname=bash-completion
 pkgver=2.14.0
-pkgrel=1
+pkgrel=2
 pkgdesc='Programmable completion for the bash shell'
 arch=(any)
 url='https://github.com/scop/bash-completion'
 license=(GPL-2.0-only)
 depends=(bash)
 options=(!emptydirs !makeflags)
+backup=('etc/bash_completion.d/000_bash_completion_compat.bash')
 source=($url/releases/download/$pkgver/$pkgname-$pkgver.tar.xz)
 validpgpkeys=(A558062B6D5DA1347CD468D52B0AE2C1B09B07CB)
 sha256sums=('5c7494f968280832d6adb5aa19f745a56f1a79df311e59338c5efa6f7285e168')