Adjusted color for the extruder counter number in left toolbox and added

extra margin-right in sidebar_category
CURA-4148

resources/themes/cura-light/styles.qml

@@ -482,7 +482,7 @@ QtObject {
                     id: category_arrow
                     anchors.verticalCenter: parent.verticalCenter
                     anchors.right: parent.right
-                    anchors.rightMargin: Theme.getSize("default_margin").width * 2 - width / 2
+                    anchors.rightMargin: Theme.getSize("default_margin").width * 3 - width / 2
                     width: Theme.getSize("standard_arrow").width
                     height: Theme.getSize("standard_arrow").height
                     sourceSize.width: width

resources/themes/cura-light/theme.json

@@ -90,7 +90,7 @@
         "button_text_active": [255, 255, 255, 255],
         "button_text_active_hover": [255, 255, 255, 255],
         "button_disabled": [24, 41, 77, 255],
-        "button_disabled_text": [70, 84, 113, 51],
+        "button_disabled_text": [255, 255, 255, 101],
 
         "button_tooltip": [12, 169, 227, 255],
         "button_tooltip_border": [24, 41, 77, 255],