fixes sometimes happened error during project compilation

Traceback (most recent call last):
File "./Beremiz.py", line 1229, in run_with_except_hook
run_old(*args, **kw)
File
"/home/developer/WorkData/PLC/beremiz/beremiz/util/ProcessLogger.py",
line 68, in run
self.endcallback(self.Proc.pid, err)
File
"/home/developer/WorkData/PLC/beremiz/beremiz/util/ProcessLogger.py",
line 169, in finish
if self.timeout: self.timeout.cancel()
AttributeError: ProcessLogger instance has no attribute 'timeout'

from editors.TextViewer import TextViewer
from plcopen.plcopen import TestTextElement

class IECCodeViewer(TextViewer):
    
    def __del__(self):
        TextViewer.__del__(self)
        if getattr(self, "_OnClose"):
            self._OnClose(self)
    
    def Paste(self):
        if self.Controler is not None:
            TextViewer.Paste(self)
    
    def Search(self, criteria):
        return [((self.TagName, "body", 0),) + result for result in TestTextElement(self.Editor.GetText(), criteria)]