fix image upload id

Author: Doris Lam

package.json

@@ -1,6 +1,6 @@
 {
   "name": "view-editor",
-  "version": "5.0.0-alpha",
+  "version": "5.0.0-RC1",
   "description": "View Editor Application",
   "repository": "https://github.com/Open-MBEE/ve.git",
   "main": "main.ts",

src/ve-core/editor/editor.component.ts

@@ -292,7 +292,7 @@ export class EditorController implements IComponentController {
                 this.uRLSvc.getPutArtifactsURL({
                     projectId: this.mmsProjectId,
                     refId: this.mmsRefId,
-                    elementId: this.apiSvc.createUniqueId().replace('MMS', '_hidden_image'),
+                    elementId: '_hidden_image_' + this.apiSvc.createUniqueId(),
                 }),
                 true
             );