feat: update logger to inform that the operator is invalid

spigot/src/main/java/com/sekwah/advancedportals/spigot/tags/ConditionsTag.java

@@ -66,7 +66,7 @@ private boolean checkConditions(String condition, Player player) {
         // Check if the condition contains a valid operator
         if (!trimmedCondition.matches(".*(<=|>=|<|>|==).*")) {
             // Log a warning or handle the case where the condition format is invalid
-            infoLogger.warning("Invalid condition format: " + condition);
+            infoLogger.warning("Invalid operator: " + condition);
             return false;
         }