reproducible Archlinux: re-create build schroots once a month

Signed-off-by: Holger Levsen <holger@layer-acht.org>

job-cfg/reproducible.yaml

@@ -815,19 +815,19 @@
                     my_disabled: true
                 - 'setup_schroot_archlinux_jenkins':
                     my_description: 'Setup an Arch Linux schroot to test Arch Linux packages for reproducibility.'
-                    my_timed: '42 23 1 1 *'
+                    my_timed: '42 23 1 * *'
                     my_shell: '/srv/jenkins/bin/reproducible_setup_archlinux_schroot.sh'
                 - 'setup_schroot_archlinux_osuosl184':
                     my_description: 'Setup an Arch Linux schroot to test Arch Linux packages for reproducibility.'
-                    my_timed: '42 23 1 1 *'
+                    my_timed: '42 23 1 * *'
                     my_hname: 'osuosl184'
                 - 'setup_schroot_archlinux_osuosl170':
                     my_description: 'Setup an Arch Linux schroot to test Arch Linux packages for reproducibility.'
-                    my_timed: '42 23 1 1 *'
+                    my_timed: '42 23 1 * *'
                     my_hname: 'osuosl170'
                 - 'setup_schroot_archlinux_osuosl173':
                     my_description: 'Setup an Arch Linux schroot to test Arch Linux packages for reproducibility.'
-                    my_timed: '42 23 1 1 *'
+                    my_timed: '42 23 1 * *'
                     my_hname: 'osuosl173'
                 - 'setup_mock_fedora-23_x86_64_jenkins':
                     my_description: 'Setup mock for fedora-23 on X86_64 to test .rpm packages for reproducibility.'