Update pacman.conf to the current version shipped by the pacman package

configs/releng/pacman.conf

@@ -16,10 +16,9 @@
 #GPGDir      = /etc/pacman.d/gnupg/
 #HookDir     = /etc/pacman.d/hooks/
 HoldPkg     = pacman glibc
-#XferCommand = /usr/bin/curl -C - -f %u > %o
+#XferCommand = /usr/bin/curl -L -C - -f -o %o %u
 #XferCommand = /usr/bin/wget --passive-ftp -c -O %o %u
 #CleanMethod = KeepInstalled
-#UseDelta    = 0.7
 Architecture = auto
 
 # Pacman won't upgrade packages listed in IgnorePkg and members of IgnoreGroup