chore(release): publish [skip ci]

- @ohif/extension-vtk@1.2.21
 - @ohif/ui@1.3.1
 - @ohif/viewer@3.7.2

extensions/vtk/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ohif/extension-vtk",
-  "version": "1.2.20",
+  "version": "1.2.21",
   "description": "OHIF extension for VTK.js",
   "author": "OHIF",
   "license": "MIT",
@@ -53,7 +53,7 @@
   },
   "devDependencies": {
     "@ohif/core": "^2.5.1",
-    "@ohif/ui": "^1.3.0",
+    "@ohif/ui": "^1.3.1",
     "cornerstone-tools": "^4.12.0",
     "cornerstone-wado-image-loader": "^3.0.0",
     "dicom-parser": "^1.8.3",