chore:(deps): bump typescript from 4.2.3 to 4.2.4 in /explorer (#16436)

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.2.3 to 4.2.4.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](https://github.com/Microsoft/TypeScript/commits)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

explorer/package-lock.json

@@ -18384,9 +18384,9 @@
       }
     },
     "typescript": {
-      "version": "4.2.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.3.tgz",
-      "integrity": "sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw=="
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.2.4.tgz",
+      "integrity": "sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg=="
     },
     "unicode-canonical-property-names-ecmascript": {
       "version": "1.0.4",

explorer/package.json

@@ -43,7 +43,7 @@
     "react-scripts": "^4.0.3",
     "react-select": "^4.3.0",
     "superstruct": "^0.15.1",
-    "typescript": "^4.2.3"
+    "typescript": "^4.2.4"
   },
   "scripts": {
     "start": "react-scripts start",