chore(deps): bump the npm_and_yarn group across 3 directories with 3 updates (#401)

Bumps the npm_and_yarn group with 1 update in the /examples/x402/demo/facilitator directory: [@x402/svm](https://github.com/coinbase/x402).
Bumps the npm_and_yarn group with 3 updates in the /examples/x402/demo/api directory: [ajv](https://github.com/ajv-validator/ajv), [@x402/svm](https://github.com/coinbase/x402) and [bn.js](https://github.com/indutny/bn.js).
Bumps the npm_and_yarn group with 1 update in the /examples/x402/demo/client directory: [@x402/svm](https://github.com/coinbase/x402).


Updates `@x402/svm` from 2.0.0 to 2.6.0
- [Commits](https://github.com/coinbase/x402/compare/npm-@x402/svm@v2.0.0...npm-@x402/svm@v2.6.0)

Updates `ajv` from 8.17.1 to 8.18.0
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](ajv-validator/ajv@v8.17.1...v8.18.0)

Updates `@x402/svm` from 2.0.0 to 2.6.0
- [Commits](https://github.com/coinbase/x402/compare/npm-@x402/svm@v2.0.0...npm-@x402/svm@v2.6.0)

Updates `bn.js` from 5.2.2 to 5.2.3
- [Release notes](https://github.com/indutny/bn.js/releases)
- [Changelog](https://github.com/indutny/bn.js/blob/master/CHANGELOG.md)
- [Commits](indutny/bn.js@v5.2.2...v5.2.3)

Updates `@x402/svm` from 2.0.0 to 2.6.0
- [Commits](https://github.com/coinbase/x402/compare/npm-@x402/svm@v2.0.0...npm-@x402/svm@v2.6.0)

---
updated-dependencies:
- dependency-name: "@x402/svm"
  dependency-version: 2.6.0
  dependency-type: direct:production
  dependency-group: npm_and_yarn
- dependency-name: ajv
  dependency-version: 8.18.0
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: "@x402/svm"
  dependency-version: 2.6.0
  dependency-type: direct:production
  dependency-group: npm_and_yarn
- dependency-name: bn.js
  dependency-version: 5.2.3
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: "@x402/svm"
  dependency-version: 2.6.0
  dependency-type: direct:production
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]

examples/x402/demo/api/pnpm-lock.yaml

@@ -18,7 +18,7 @@
   "dependencies": {
     "@solana/kit": "^6.0.0",
     "@x402/fetch": "^2.0.0",
-    "@x402/svm": "^2.0.0",
+    "@x402/svm": "^2.6.0",
     "dotenv": "^17.2.3"
   },
   "devDependencies": {