chore:(deps): bump @solana/web3.js from 0.86.3 to 0.86.4 in /explorer (#13383)

Bumps [@solana/web3.js](https://github.com/solana-labs/solana-web3.js) from 0.86.3 to 0.86.4.
- [Release notes](https://github.com/solana-labs/solana-web3.js/releases)
- [Commits](https://github.com/solana-labs/solana-web3.js/compare/v0.86.3...v0.86.4)

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

explorer/package-lock.json

@@ -2256,9 +2256,9 @@
       }
     },
     "@solana/web3.js": {
-      "version": "0.86.3",
-      "resolved": "https://registry.npmjs.org/@solana/web3.js/-/web3.js-0.86.3.tgz",
-      "integrity": "sha512-hYcnNi2fqgT2olc8G0SKqzdnBusk5FnAuRw/tznKWpilHP2E5FmNl9P7sZh3E/Z73h3p8yEQx9wketwn1GyTZw==",
+      "version": "0.86.4",
+      "resolved": "https://registry.npmjs.org/@solana/web3.js/-/web3.js-0.86.4.tgz",
+      "integrity": "sha512-FpabDmdyxBN5aHIVUWc9Q6pXJFWiLRm/xeyxFg9O9ICHjiUkd38omds7G0CAmykIccG7zaMziwtkXp+0KvQOhA==",
       "requires": {
         "@babel/runtime": "^7.3.1",
         "bn.js": "^5.0.0",

explorer/package.json

@@ -6,7 +6,7 @@
     "@project-serum/serum": "^0.13.11",
     "@react-hook/debounce": "^3.0.0",
     "@sentry/react": "^5.27.2",
-    "@solana/web3.js": "^0.86.3",
+    "@solana/web3.js": "^0.86.4",
     "@testing-library/jest-dom": "^5.11.5",
     "@testing-library/react": "^11.1.0",
     "@testing-library/user-event": "^12.1.10",