Accessibility: Use ignored AccessibilityHandler for slider text boxes to fix keyboard focus/accessible focus sync issue

modules/juce_gui_basics/lookandfeel/juce_LookAndFeel_V2.cpp

@@ -1598,6 +1598,11 @@ public:
     SliderLabelComp() : Label ({}, {}) {}
 
     void mouseWheelMove (const MouseEvent&, const MouseWheelDetails&) override {}
+
+    std::unique_ptr<AccessibilityHandler> createAccessibilityHandler() override
+    {
+        return createIgnoredAccessibilityHandler (*this);
+    }
 };
 
 Label* LookAndFeel_V2::createSliderTextBox (Slider& slider)

modules/juce_gui_basics/widgets/juce_Slider.cpp

@@ -567,7 +567,6 @@ public:
             owner.addAndMakeVisible (valueBox.get());
 
             valueBox->setWantsKeyboardFocus (false);
-            valueBox->setAccessible (false);
             valueBox->setText (previousTextBoxContent, dontSendNotification);
             valueBox->setTooltip (owner.getTooltip());
             updateTextBoxEnablement();