IO: Prevent text masks from flipping (#3672)

* Lock scaling flip when creating new text mask

* Lock scaling flip on existing text masks

ts/routes/image-occlusion/shapes/text.ts

@@ -48,6 +48,7 @@ export class Text extends Shape {
             backgroundColor: TEXT_BACKGROUND_COLOR,
             padding: TEXT_PADDING,
             lineHeight: 1,
+            lockScalingFlip: true,
         });
     }
 

ts/routes/image-occlusion/tools/tool-text.ts

@@ -46,6 +46,7 @@ export const drawText = (canvas: fabric.Canvas, onActivated: Callback): void =>
             padding: TEXT_PADDING,
             opacity: get(opacityStateStore) ? 0.4 : 1,
             lineHeight: 1,
+            lockScalingFlip: true,
         });
         text["id"] = "text-" + new Date().getTime();