Update test_acl_cds1951625 to be more robust.

tests/harvest_tools/CheckAndFix/test_acl_cds1951625_fix.py

@@ -62,7 +62,12 @@ def test_find_authors_by_affiliation(recordfix):
     svc = CheckAndFix()
     rex = svc._get_reg_institute()
 
-    assert rex == "^CPPM, Marseille|^Centre de Physique des Particules de Marseille (CPPM)|^Marseille, CPPM"
+    references = set(["^CPPM, Marseille",
+                      "^Centre de Physique des Particules de Marseille (CPPM)",
+                      "^Marseille, CPPM"])
+
+    values = set(rex.split("|"))
+    assert values == references
 
     authors = recordfix.find_authors_by_affiliation(rex, family_name_fr)
     assert authors.split(', ') == CPPM_AUTHORS