fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-SENTRYNEXTJS-8664888
- https://snyk.io/vuln/SNYK-JS-SENTRYNODE-8664889

package.json

@@ -47,7 +47,7 @@
     "@react-spectrum/utils": "3.10.1",
     "@react-stately/toggle": "3.6.1",
     "@reduxjs/toolkit": "1.9.7",
-    "@sentry/nextjs": "8.26.0",
+    "@sentry/nextjs": "8.49.0",
     "@stacks/auth": "6.15.0",
     "@stacks/blockchain-api-client": "8.2.2",
     "@stacks/common": "6.15.1-pr.0bcf867e.0+0bcf867e",