Make job specs not bold

As per the design.

Contributes to issue CURA-6025.

resources/qml/JobSpecs.qml

@@ -97,7 +97,7 @@ Item
             style: TextFieldStyle
             {
                 textColor: UM.Theme.getColor("text_scene")
-                font: UM.Theme.getFont("default_bold")
+                font: UM.Theme.getFont("default")
                 background: Rectangle
                 {
                     opacity: 0
@@ -115,7 +115,7 @@ Item
 
         height: UM.Theme.getSize("jobspecs_line").height
         verticalAlignment: Text.AlignVCenter
-        font: UM.Theme.getFont("default_bold")
+        font: UM.Theme.getFont("default")
         color: UM.Theme.getColor("text_scene")
         text: CuraApplication.getSceneBoundingBoxString
     }