docs(faq): add features we wont add

Closes #1129

Author: bearomorphism

docs/faq.md

@@ -1,3 +1,11 @@
+## Features we won't add
+
+See our [issue tracker](https://github.com/commitizen-tools/commitizen/issues?q=is:issue%20state:closed%20label:%22issue-status:%20wont-fix%22%20OR%20label:%22issue-status:%20wont-implement%22) for more details.
+
+- Enable multiple locations of config file `.cz.*` [#955](https://github.com/commitizen-tools/commitizen/issues/955)
+- Create a flag to build the changelog from commits in multiple git repositories [#790](https://github.com/commitizen-tools/commitizen/issues/790)
+- Global Configuration [#597](https://github.com/commitizen-tools/commitizen/issues/597)
+
 ## Support for PEP621
 
 PEP621 establishes a `[project]` definition inside `pyproject.toml`