Passage à PySide6 car licence plus permissive

ui/mainwindow.ui

@@ -41,9 +41,6 @@
    <iconset resource="../resources.qrc">
     <normaloff>:/assets/Icone.ico</normaloff>:/assets/Icone.ico</iconset>
   </property>
-  <property name="styleSheet">
-   <string notr="true">color: rgb(255, 255, 255);</string>
-  </property>
   <widget class="QWidget" name="main_container">
    <property name="minimumSize">
     <size>
@@ -351,7 +348,7 @@
                </property>
                <layout class="QHBoxLayout" name="horizontalLayout_8">
                 <item>
-                 <widget class="QLabel" name="label">
+                 <widget class="QLabel" name="queue_lbl">
                   <property name="autoFillBackground">
                    <bool>false</bool>
                   </property>