erp5.zeo: replace %(name)s with the export id in instanciation parameters for backup

This follows up commit 04ff4930

software/erp5/instance-zeo-input-schema.json

@@ -24,8 +24,8 @@
           "default": {},
           "patternProperties": {
             ".*": {
-              "description": "'%(backup)s' is expanded to partition's ZODB backup path (typically 'srv/backup/zodb')",
-              "default": "%(backup)s/<export identifier>",
+              "description": "'%(backup)s' is expanded to partition's ZODB backup path (typically 'srv/backup/zodb'), and %(name)s with the export id",
+              "default": "%(backup)s/%(name)s",
               "type": "string"
             }
           },

stack/erp5/buildout.cfg

@@ -279,7 +279,7 @@ md5sum = 7735d535aa34dfdc18a776b80bc0ca3d
 [template-zeo]
 < = download-base
 filename = instance-zeo.cfg.in
-md5sum = 6d6665595c08883c4f075dd3d176dc02
+md5sum = 32de16140a294a7e456a9665124bdb93
 
 [template-zope]
 < = download-base

stack/erp5/instance-zeo.cfg.in

@@ -70,7 +70,7 @@ ipv6 = {{ ipv6 }}
 {%       do known_tid_storage_identifier_dict.__setitem__(
            json_module.dumps((known_tid_storage_identifier_host, export_id)), (
              export_storage_dict['path'],
-             tidstorage_dict.get('zodb-dict', {}).get(export_id, '%(backup)s/' ~ export_id) % {'backup': zodb_backup_path},
+             tidstorage_dict.get('zodb-dict', {}).get(export_id, '%(backup)s/%(name)s') % {'backup': zodb_backup_path, 'name': export_id},
              mount_point,
            ),
          ) -%}