switch from PyQt6 to PySide6

PySide6 uses LGPL instead of GPL, which is much nicer to work with.

ScaledScrollBar.py

@@ -1,7 +1,7 @@
 import math
 
-from PyQt6.QtWidgets import QScrollBar
-from PyQt6.QtCore import pyqtSignal
+from PySide6.QtWidgets import QScrollBar
+from PySide6.QtCore import Signal
 import logging
 
 log = logging.getLogger("scaledScrollBar")
@@ -10,7 +10,7 @@ log = logging.getLogger("scaledScrollBar")
 class ScaledScrollBar(QScrollBar):
     is_huge = False
 
-    valueChanged = pyqtSignal(str)
+    scaledValueChanged = Signal(str)
     """Signal emitted when the scroll bar value changes. 
         **Note**: The value is a string and must be parsed into an int. 
         QT's signal api only supports 32bit integers. Ints larger 
@@ -49,6 +49,6 @@ class ScaledScrollBar(QScrollBar):
         if self.is_huge:
             real_value = (value / self.maximum()) * self.real_maximum
             # print("scaled value changed: %d -> %d (%f)" % (value, real_value, value / self.maximum()))
-            self.valueChanged.emit(str(int(real_value)))
+            self.scaledValueChanged.emit(str(int(real_value)))
         else:
-            self.valueChanged.emit(str(int(value)))
+            self.scaledValueChanged.emit(str(int(value)))