setup: extras: dev: Remove scitt-emulator since it does not have a pypi package

Author: pdxjohnny

setup.cfg

@@ -44,4 +44,3 @@ dev =
     coverage
     setuptools_scm[toml]>=3.4.3
     sbom4python
-    scitt-emulator @ https://github.com/scitt-community/scitt-api-emulator/archive/e89a60584fa717382f279ae24b8a1a93d458bb4d.zip