feat(gradient): align editing and rendering

locales/en-US/opencadstudio.ftl

@@ -2014,6 +2014,11 @@ model =
     .cv-hull = CV Hull
     .class-entity = Class / Entity
     .curved = Curved
+    .cylindrical = Cylindrical
+    .inverted-curved = Inverted curved
+    .inverted-cylindrical = Inverted cylindrical
+    .inverted-hemispherical = Inverted hemispherical
+    .inverted-spherical = Inverted spherical
     .data-size = Data Size
     .database-curves = Database Curves
     .design = Design