fix: use source-over instead of normal

Author: blessedcoolant

invokeai/frontend/web/public/locales/en.json

@@ -2207,7 +2207,7 @@
             "add": "Add Blend Mode",
             "remove": "Remove Blend Mode",
             "blendModes": {
-                "normal": "Normal",
+                "source-over": "Normal",
                 "color": "Color",
                 "hue": "Hue",
                 "overlay": "Overlay",

invokeai/frontend/web/src/features/controlLayers/store/types.ts

@@ -491,7 +491,6 @@ export type RasterLayerAdjustments = z.infer<typeof zRasterLayerAdjustments>;
  * NOTE: All of these are supported by canvas layers, but not all are supported by CSS blend modes (live rendering).
  */
 const COMPOSITE_OPERATIONS = [
-  'normal',
   'darken',
   'multiply',
   'color-burn',
@@ -524,7 +523,7 @@ export type CompositeOperation = (typeof COMPOSITE_OPERATIONS)[number];
 
 // Subset of color blend modes for UI selection. All are supported by both Konva and CSS.
 export const COLOR_BLEND_MODES: CompositeOperation[] = [
-  'normal',
+  'source-over',
   'darken',
   'multiply',
   'color-burn',