Bump @types/react from 16.9.42 to 16.9.43 in /explorer (#11027)

Bumps [@types/react](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react) from 16.9.42 to 16.9.43.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

explorer/package-lock.json

@@ -2982,9 +2982,9 @@
       "integrity": "sha512-ewFXqrQHlFsgc09MK5jP5iR7vumV/BYayNC6PgJO2LPe8vrnNFyjQjSppfEngITi0qvfKtzFvgKymGheFM9UOA=="
     },
     "@types/react": {
-      "version": "16.9.42",
-      "resolved": "https://registry.npmjs.org/@types/react/-/react-16.9.42.tgz",
-      "integrity": "sha512-iGy6HwfVfotqJ+PfRZ4eqPHPP5NdPZgQlr0lTs8EfkODRBV9cYy8QMKcC9qPCe1JrESC1Im6SrCFR6tQgg74ag==",
+      "version": "16.9.43",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-16.9.43.tgz",
+      "integrity": "sha512-PxshAFcnJqIWYpJbLPriClH53Z2WlJcVZE+NP2etUtWQs2s7yIMj3/LDKZT/5CHJ/F62iyjVCDu2H3jHEXIxSg==",
       "requires": {
         "@types/prop-types": "*",
         "csstype": "^2.2.0"

explorer/package.json

@@ -11,7 +11,7 @@
     "@types/bs58": "^4.0.1",
     "@types/jest": "^26.0.4",
     "@types/node": "^14.0.22",
-    "@types/react": "^16.9.42",
+    "@types/react": "^16.9.43",
     "@types/react-dom": "^16.9.8",
     "@types/react-router-dom": "^5.1.5",
     "bootstrap": "^4.5.0",