fixed memory leak bug

Author: Serenity0204

core/common/Logger.hpp

@@ -75,6 +75,7 @@ class Logger
     }
     void printAll()
     {
+        std::cout << "\nLogs:=======================================\n";
         for (std::size_t i = 0; i < this->messages.size(); ++i)
             std::cout << this->messages[i] << std::endl;
     }

core/kernel/Process.hpp

@@ -53,6 +53,14 @@ class Process
             this->threads.clear();
 
             for (Mutex* mutex : this->mutexList) delete mutex;
+
+            for (FileHandleInterface* handle : this->fdTable)
+            {
+                if (handle != nullptr)
+                    delete handle;
+            }
+
+            this->fdTable.clear();
             this->mutexList.clear();
         }
     };