build(deps-dev): bump moto from 4.2.7 to 4.2.8

Bumps [moto](https://github.com/getmoto/moto) from 4.2.7 to 4.2.8.
- [Release notes](https://github.com/getmoto/moto/releases)
- [Changelog](https://github.com/getmoto/moto/blob/master/CHANGELOG.md)
- [Commits](getmoto/moto@4.2.7...4.2.8)

---
updated-dependencies:
- dependency-name: moto
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

requirements-dev.txt

@@ -436,9 +436,9 @@ mixer==7.2.2 \
     --hash=sha256:8089b8e2d00288c77e622936198f5dd03c8ac1603a1530a4f870dc213363b2ae \
     --hash=sha256:9b3f1a261b56d8f2394f39955f83adbc7ff3ab4bb1065ebfec19a10d3e8501e0
     # via -r requirements/dev.in
-moto==4.2.7 \
-    --hash=sha256:1298006aaa6996b886658eb194cac0e3a5679c9fcce6cb13e741ccc5a7247abb \
-    --hash=sha256:3e0ef388900448485cd6eff18e9f7fcaa6cf4560b6fb536ba2e2e1278a5ecc59
+moto==4.2.8 \
+    --hash=sha256:9b5a363f36f8c3fb36388764e7b8c01c615da2f2cba7da3e681680de14bfc769 \
+    --hash=sha256:e78b49ae8acee06a865e4963174bdf974dd66398fb3bb831a7428498506c0c56
     # via -r requirements/dev.in
 mypy-extensions==1.0.0 \
     --hash=sha256:4392f6c0eb8a5668a69e23d168ffa70f0be9ccfd32b5cc2d26a34ae5b844552d \