update custom fonts in the preview

Author: mikhailChelbaev

Examples/DemosApp/DemosApp/ComponentsPreview/Helpers/PreviewPickers.swift

@@ -108,7 +108,7 @@ struct BodyFontPicker: View {
       Text("Small").tag(UniversalFont.smBody)
       Text("Medium").tag(UniversalFont.mdBody)
       Text("Large").tag(UniversalFont.lgBody)
-      Text("Custom: system bold of size 18").tag(UniversalFont.system(size: 18, weight: .bold))
+      Text("Custom: system semibold of size 16").tag(UniversalFont.system(size: 16, weight: .semibold))
     }
   }
 }
@@ -128,7 +128,7 @@ struct ButtonFontPicker: View {
       Text("Small").tag(UniversalFont.smButton)
       Text("Medium").tag(UniversalFont.mdButton)
       Text("Large").tag(UniversalFont.lgButton)
-      Text("Custom: system bold of size 18").tag(UniversalFont.system(size: 18, weight: .bold))
+      Text("Custom: system bold of size 16").tag(UniversalFont.system(size: 16, weight: .bold))
     }
   }
 }
@@ -148,7 +148,7 @@ struct HeadlineFontPicker: View {
       Text("Small").tag(UniversalFont.smHeadline)
       Text("Medium").tag(UniversalFont.mdHeadline)
       Text("Large").tag(UniversalFont.lgHeadline)
-      Text("Custom: system bold of size 18").tag(UniversalFont.system(size: 18, weight: .bold))
+      Text("Custom: system bold of size 20").tag(UniversalFont.system(size: 20, weight: .bold))
     }
   }
 }
@@ -168,7 +168,7 @@ struct CaptionFontPicker: View {
       Text("Small").tag(UniversalFont.smCaption)
       Text("Medium").tag(UniversalFont.mdCaption)
       Text("Large").tag(UniversalFont.lgCaption)
-      Text("Custom: system bold of size 12").tag(UniversalFont.system(size: 12, weight: .bold))
+      Text("Custom: system semibold of size 12").tag(UniversalFont.system(size: 12, weight: .semibold))
     }
   }
 }