fix: packages/devtools-solana/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-MINDOCUMENT-13045385

Author: snyk-bot

packages/devtools-solana/package.json

@@ -37,7 +37,7 @@
   },
   "dependencies": {
     "@safe-global/api-kit": "^1.3.0",
-    "@safe-global/protocol-kit": "^1.3.0",
+    "@safe-global/protocol-kit": "^4.0.0",
     "ethers": "^5.7.2",
     "p-memoize": "~4.0.4"
   },