Move text back to label and remove unused font

resources/qml/SaveButton.qml

@@ -43,7 +43,7 @@ Item {
         }
     }
 
-    Text {
+    Label {
         id: statusLabel
         width: parent.width - 2 * UM.Theme.getSize("sidebar_margin").width
         anchors.top: parent.top

resources/qml/Sidebar.qml

@@ -114,7 +114,7 @@ Rectangle
         }
     }
 
-    Text {
+    Label {
         id: settingsModeLabel
         text: !hideSettings ? catalog.i18nc("@label:listbox", "Print Setup") : catalog.i18nc("@label:listbox","Print Setup disabled\nG-code files cannot be modified");
         anchors.left: parent.left

resources/qml/SidebarHeader.qml

@@ -363,7 +363,7 @@ Column
                 visible: !Cura.MachineManager.isCurrentSetupSupported
             }
 
-            Text {
+            Label {
                 id: materialInfoLabel
                 wrapMode: Text.WordWrap
                 text: catalog.i18nc("@label", "<a href='%1'>Check material compatibility</a>")

resources/qml/SidebarSimple.qml

@@ -385,7 +385,7 @@ Item
                 anchors.top: infillCellLeft.top
                 anchors.topMargin: UM.Theme.getSize("sidebar_margin").height
 
-                Text {
+                Label {
                     id: selectedInfillRateText
 
                     //anchors.top: parent.top
@@ -563,7 +563,7 @@ Item
                         }
                     }
 
-                    Text {
+                    Label {
                         id: gradualInfillLabel
                         anchors.left: enableGradualInfillCheckBox.right
                         anchors.leftMargin: UM.Theme.getSize("sidebar_margin").width / 2

resources/qml/SidebarTooltip.qml

@@ -43,7 +43,7 @@ UM.PointingRectangle {
         base.opacity = 0;
     }
 
-    Text {
+    Label {
         id: label;
         anchors {
             top: parent.top;

resources/themes/cura-light/theme.json

@@ -17,10 +17,6 @@
             "size": 1.15,
             "family": "Open Sans"
         },
-        "default_little_big": {
-            "size": 1.17,
-            "family": "Open Sans"
-        },
         "default_bold": {
             "size": 1.15,
             "bold": true,