pyproject(ruff): Add pydocstyle rule selector w/ numpy convention

Author: tony

pyproject.toml

@@ -146,6 +146,7 @@ select = [
   "TRY", # Trycertatops
   "PERF", # Perflint
   "RUF", # Ruff-specific rules
+  "D", # pydocstyle
 ]
 
 [tool.ruff.isort]
@@ -154,6 +155,9 @@ known-first-party = [
 ]
 combine-as-imports = true
 
+[tool.ruff.pydocstyle]
+convention = "numpy"
+
 [tool.ruff.per-file-ignores]
 "*/__init__.py" = ["F401"]
 "src/tmuxp/workspace/finders.py" = ["PTH"]