GUACAMOLE-1730: Add polish translation.

extensions/guacamole-auth-duo/src/main/resources/guac-manifest.json

@@ -16,6 +16,7 @@
         "translations/fr.json",
         "translations/ja.json",
         "translations/ko.json",
+        "translations/pl.json",
         "translations/pt.json",
         "translations/ru.json",
         "translations/zh.json"

extensions/guacamole-auth-duo/src/main/resources/translations/pl.json

@@ -0,0 +1,13 @@
+{
+
+    "DATA_SOURCE_DUO" : {
+        "NAME" : "Duo TFA Backend"
+    },
+
+    "LOGIN" : {
+        "FIELD_HEADER_GUAC_DUO_SIGNED_RESPONSE" : "",
+        "INFO_DUO_VALIDATION_CODE_INCORRECT"    : "Nieprawidłowy kod weryfikacyjny Duo.",
+        "INFO_DUO_AUTH_REQUIRED"                : "Aby kontynuować uwierzytelnij się w Duo."
+    }
+
+}