chore(version): Update package versions to 3.13.0-beta.81 [skip ci]

extensions/cornerstone/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ohif/extension-cornerstone",
-  "version": "3.13.0-beta.80",
+  "version": "3.13.0-beta.81",
   "description": "OHIF extension for Cornerstone",
   "author": "OHIF",
   "license": "MIT",
@@ -41,8 +41,8 @@
     "@cornerstonejs/codec-openjpeg": "1.3.0",
     "@cornerstonejs/codec-openjph": "2.4.7",
     "@cornerstonejs/dicom-image-loader": "4.22.8",
-    "@ohif/core": "3.13.0-beta.80",
-    "@ohif/ui": "3.13.0-beta.80",
+    "@ohif/core": "3.13.0-beta.81",
+    "@ohif/ui": "3.13.0-beta.81",
     "dcmjs": "0.49.4",
     "dicom-parser": "1.8.21",
     "hammerjs": "2.0.8",