[Security][Tests] Azeri(Turkish) locale tripps opensaml dependency

Original commit: elastic/x-pack-elasticsearch@9c4ecab

Author: albertzaharovits

plugin/security/src/test/java/org/elasticsearch/xpack/security/authc/saml/SamlTestCase.java

@@ -37,15 +37,16 @@ public static void setupSaml() throws Exception {
         Logger logger = Loggers.getLogger(SamlTestCase.class);
         if (isTurkishLocale()) {
             // See: https://github.com/elastic/x-pack-elasticsearch/issues/2815
-            logger.warn("Attempting to run SAML test on turkish locale, but that breaks OpenSAML. Switching to English.");
+            logger.warn("Attempting to run SAML test on turkish-like locale, but that breaks OpenSAML. Switching to English.");
             restoreLocale = Locale.getDefault();
             Locale.setDefault(Locale.ENGLISH);
         }
         SamlUtils.initialize(logger);
     }
 
     private static boolean isTurkishLocale() {
-        return Locale.getDefault().getLanguage().equals(new Locale("tr").getLanguage());
+        return Locale.getDefault().getLanguage().equals(new Locale("tr").getLanguage())
+                || Locale.getDefault().getLanguage().equals(new Locale("az").getLanguage());
     }
 
     @AfterClass