chore: bump react peer deps

extensions/dicom-microscopy/package.json

@@ -29,8 +29,8 @@
   },
   "peerDependencies": {
     "@ohif/core": "^0.50.0",
-    "react": "^15.0.0 || ^16.0.0",
-    "react-dom": "^15.0.0 || ^16.0.0"
+    "react": "^16.8.6",
+    "react-dom": "^16.8.6"
   },
   "dependencies": {
     "@babel/runtime": "^7.5.5",