initiated venv, installed FreeSimpleGUI and PySerial

.venv/bin/pyserial-ports

@@ -0,0 +1,7 @@
+#!/home/feda/MIPT/RadioPhotonic_Subserface_radar/Generator_PCB/Python_GUI/.venv/bin/python
+import sys
+from serial.tools.list_ports import main
+if __name__ == '__main__':
+    if sys.argv[0].endswith('.exe'):
+        sys.argv[0] = sys.argv[0][:-4]
+    sys.exit(main())