chore:(deps): bump @solana/spl-token-registry in /explorer (#17028)

Bumps [@solana/spl-token-registry](https://github.com/solana-labs/token-list) from 0.2.67 to 0.2.68.
- [Release notes](https://github.com/solana-labs/token-list/releases)
- [Changelog](https://github.com/solana-labs/token-list/blob/main/CHANGELOG.md)
- [Commits](https://github.com/solana-labs/token-list/compare/v0.2.67...v0.2.68)

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

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

explorer/package-lock.json

@@ -2742,9 +2742,9 @@
       }
     },
     "@solana/spl-token-registry": {
-      "version": "0.2.67",
-      "resolved": "https://registry.npmjs.org/@solana/spl-token-registry/-/spl-token-registry-0.2.67.tgz",
-      "integrity": "sha512-mzYlMY0DN04jd0rgMdSD9M0yUkL7lO4U1yuUX8z+xYhLram0N4HFuaR2h6jz7xmVSx+nSu/ZL1kdDbm6xqru8Q==",
+      "version": "0.2.68",
+      "resolved": "https://registry.npmjs.org/@solana/spl-token-registry/-/spl-token-registry-0.2.68.tgz",
+      "integrity": "sha512-bpV8oe/re8ohIS7CXedClpVRuy/IXs6rUiLcnJQM2ZBEVApd290hz2THQfoqrEzuF0+D3AQe97AxmY4Y2iZN2w==",
       "requires": {
         "cross-fetch": "3.0.6"
       },

explorer/package.json

@@ -7,7 +7,7 @@
     "@project-serum/serum": "^0.13.34",
     "@react-hook/debounce": "^3.0.0",
     "@sentry/react": "^6.3.5",
-    "@solana/spl-token-registry": "^0.2.67",
+    "@solana/spl-token-registry": "^0.2.68",
     "@solana/web3.js": "^1.9.0",
     "@testing-library/jest-dom": "^5.12.0",
     "@testing-library/react": "^11.2.6",