Revert "Render labels using Text.QtRendering on OSX"

This reverts commit f0e3c19a34.

plugins/Marketplace/resources/qml/PackageDetails.qml

@@ -45,13 +45,14 @@ Item
             iconSize: height - leftPadding * 2
         }
 
-        UM.Label
+        Label
         {
             Layout.alignment: Qt.AlignmentFlag.AlignVCenter
             Layout.fillWidth: true
 
             text: detailPage.title
             font: UM.Theme.getFont("large")
+            color: UM.Theme.getColor("text")
         }
     }