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

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

docs/decisions/0001-myst-migration/PLAN.md

@@ -82,7 +82,7 @@ npm, etc.).
      `python3 -c "import uuid; print(uuid.uuid4())"`) — without this MyST
      regenerates the id on each build, breaking caching and cross-references
    - Why: `myst.yml` can also live in a subdirectory (build via `cd subdir &&
-     myst build --html`) but root placement with `content/`-prefixed toc paths
+myst build --html`) but root placement with `content/`-prefixed toc paths
      is simpler for this repo layout and avoids wrapping every Make target.
    - Note: MyST supports separating the toc into a standalone file via the
      `extends:` key in `myst.yml` (`extends: _toc.yml`). Docs: