chore(deps): bump hono in /examples/components/http-stdio

Bumps [hono](https://github.com/honojs/hono) from 4.12.18 to 4.12.21.
- [Release notes](https://github.com/honojs/hono/releases)
- [Commits](honojs/hono@v4.12.18...v4.12.21)

---
updated-dependencies:
- dependency-name: hono
  dependency-version: 4.12.21
  dependency-type: direct:production
...

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

Author: dependabot[bot]

examples/components/http-stdio/package-lock.json

@@ -20,7 +20,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@bytecodealliance/jco-std": "^0.1.0",
-    "hono": "^4.12.18"
+    "hono": "^4.12.21"
   },
   "devDependencies": {
     "@bytecodealliance/jco": "^1.19.0",