fix: Compilation issues for < Unity Version

Author: kirre-bylund

Runtime/Client/LootLockerHTTPClient.cs

@@ -697,7 +697,7 @@ private void HandleSessionRefreshResult(LootLockerResponse newSessionResponse, s
                     return;
                 }
                 var playerData = LootLockerStateData.GetStateForPlayerOrDefaultStateOrEmpty(executionItem.RequestData.ForPlayerWithUlid);
-                string tokenBeforeRefresh = executionItem.RequestData.ExtraHeaders.GetValueOrDefault("x-session-token", "");
+                string tokenBeforeRefresh = executionItem.RequestData.ExtraHeaders.TryGetValue("x-session-token", out var existingToken) ? existingToken : "";
                 string tokenAfterRefresh = playerData?.SessionToken;
                 if (string.IsNullOrEmpty(tokenAfterRefresh) || tokenBeforeRefresh.Equals(playerData.SessionToken))
                 {

Runtime/Editor/LogViewer/LootLockerLogViewerUI.cs

@@ -446,7 +446,11 @@ private Foldout CreateJsonFoldout(string title, string jsonContent)
 
             var jsonField = new TextField { value = prettifiedJson, isReadOnly = true, multiline = true };
             jsonField.AddToClassList("log-message-field");
-            jsonField.style.whiteSpace = WhiteSpace.PreWrap;
+            #if UNITY_6000_0_OR_NEWER
+                jsonField.style.whiteSpace = WhiteSpace.PreWrap;
+            #else
+                jsonField.style.whiteSpace = WhiteSpace.Normal;
+            #endif
             jsonContainer.Add(jsonField);
 
             foldout.RegisterValueChangedCallback(evt =>