Revert "reproducible Archlinux: temporarily disable builds until osuosl169 is back"

This reverts commit 5a29570b.

job-cfg/reproducible.yaml

@@ -598,7 +598,6 @@
                 - 'archlinux_scheduler':
                     my_description: 'Scheduler for Arch Linux reproducibility tests'
                     my_timed: '0 H/4 * * *'
-                    my_disabled: true
                 - 'html_fedora-23_x86_64':
                     my_description: 'Build a simple webpage for Fedora 23 reproducibility tests'
                     my_timed: ''
@@ -937,35 +936,35 @@
                 - 'archlinux':
                     my_num: 1
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 2
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 3
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 4
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 5
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 6
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 7
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'archlinux':
                     my_num: 8
                     op_descname: 'an Arch Linux'
-                    my_disabled: true
+                    my_disabled: false
                 - 'fedora-23_x86_64':
                     my_num: 1
                     op_descname: 'a Fedora 23'