Build: Update moto[server] requirement from <6,>=5.0.2 to >=5.2.1,<6

Updates the requirements on [moto[server]](https://github.com/getmoto/moto) to permit the latest version.
- [Release notes](https://github.com/getmoto/moto/releases)
- [Changelog](https://github.com/getmoto/moto/blob/master/CHANGELOG.md)
- [Commits](getmoto/moto@5.0.2...5.2.1)

---
updated-dependencies:
- dependency-name: moto[server]
  dependency-version: 5.2.1
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -107,7 +107,7 @@ dev = [
     "fastavro==1.12.1",
     "coverage[toml]>=7.4.2,<8",
     "requests-mock==1.12.1",
-    "moto[server]>=5.0.2,<6",
+    "moto[server]>=5.2.1,<6",
     "typing-extensions==4.15.0",
     "pytest-mock==3.15.1",
     "pyspark[connect]==4.0.1",