Bump grammy from 1.21.1 to 1.21.2

Bumps [grammy](https://github.com/grammyjs/grammY) from 1.21.1 to 1.21.2.
- [Release notes](https://github.com/grammyjs/grammY/releases)
- [Commits](grammyjs/grammY@v1.21.1...v1.21.2)

---
updated-dependencies:
- dependency-name: grammy
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -28,7 +28,7 @@
     "callback-data": "1.1.1",
     "dotenv": "16.4.5",
     "fastify": "4.26.2",
-    "grammy": "1.21.1",
+    "grammy": "1.21.2",
     "grammy-guard": "0.5.0",
     "iso-639-1": "3.1.2",
     "node-graceful-shutdown": "1.1.5",