Merge pull request #5029 from plotly/bump-elliptic

dev-install elliptic 6.5.3

Author: archmoj

package-lock.json

@@ -132,6 +132,7 @@
     "deep-equal": "^2.0.3",
     "derequire": "^2.1.1",
     "ecstatic": "^4.1.4",
+    "elliptic": "^6.5.3",
     "eslint": "^7.5.0",
     "espree": "^7.2.0",
     "falafel": "^2.2.4",