Add internationalization configurations to conf.py (#1006)

* Add internationalization configurations to conf.py

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/src/conf.py

@@ -147,6 +147,9 @@ def autolog(message: str, section: str | None = None, color: str | None = None)
 # The master toctree document.
 root_doc = "index"
 
+# Sphinx document translation with sphinx gettext feature uses these settings:
+locale_dirs = ["locale/"]
+gettext_compact = False
 
 # -- Project information -----------------------------------------------------
 # See https://www.sphinx-doc.org/en/master/config.html#project-information