chore(deps): bump @types/node from 12.12.30 to 14.0.14 in /explorer

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 12.12.30 to 14.0.14.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

explorer/package-lock.json

@@ -2918,9 +2918,9 @@
       "integrity": "sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA=="
     },
     "@types/node": {
-      "version": "12.12.30",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.12.30.tgz",
-      "integrity": "sha512-sz9MF/zk6qVr3pAnM0BSQvYIBK44tS75QC5N+VbWSE4DjCV/pJ+UzCW/F+vVnl7TkOPcuwQureKNtSSwjBTaMg=="
+      "version": "14.0.14",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.0.14.tgz",
+      "integrity": "sha512-syUgf67ZQpaJj01/tRTknkMNoBBLWJOBODF0Zm4NrXmiSuxjymFrxnTu1QVYRubhVkRcZLYZG8STTwJRdVm/WQ=="
     },
     "@types/parse-json": {
       "version": "4.0.0",
@@ -8812,6 +8812,13 @@
         "json-stringify-safe": "^5.0.1",
         "lodash": "^4.17.15",
         "uuid": "^3.2.1"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "12.12.47",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-12.12.47.tgz",
+          "integrity": "sha512-yzBInQFhdY8kaZmqoL2+3U5dSTMrKaYcb561VU+lDzAYvqt+2lojvBEy+hmpSNuXnPTx7m9+04CzWYOUqWME2A=="
+        }
       }
     },
     "jest": {

explorer/package.json

@@ -10,7 +10,7 @@
     "@testing-library/user-event": "^7.1.2",
     "@types/bs58": "^4.0.1",
     "@types/jest": "^26.0.3",
-    "@types/node": "^12.0.0",
+    "@types/node": "^14.0.14",
     "@types/react": "^16.9.41",
     "@types/react-dom": "^16.9.8",
     "@types/react-router-dom": "^5.1.5",