reprepro: fixup script name

Everything expects this to be called 'reprepro-mirror-update' (no
.sh); rename the file.

Change-Id: I8ec6ff4ed2afe6487959ef56dc0603f9d316d1a3

playbooks/roles/reprepro/tasks/main.yaml

@@ -46,7 +46,7 @@
 
 - name: Install mirror script
   copy:
-    src: reprepro-mirror-update.sh
+    src: reprepro-mirror-update
     dest: /usr/local/bin/
     owner: root
     group: root

testinfra/test_mirror-update.py

@@ -85,7 +85,7 @@ def test_repro_general_conf(host):
     assert f.exists
     assert f.is_directory
 
-    f = host.file('/usr/local/bin/reprepro-mirror-update.sh')
+    f = host.file('/usr/local/bin/reprepro-mirror-update')
     assert f.exists
 
     f = host.file('/etc/logrotate.d/reprepro')