[pre-commit.ci] pre-commit autoupdate (#192)

* [pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-prettier: ffb6a759a979008c0e6dff86e39f4745a2d9eac4 → f12edd9c7be1c20cfa42420fd0e6df71e42b51ea](pre-commit/mirrors-prettier@ffb6a75...f12edd9)

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

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

* Update .pre-commit-config.yaml

---------

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

.pre-commit-config.yaml

@@ -18,12 +18,12 @@ repos:
       - id: mixed-line-ending
       - id: trailing-whitespace
 
-  - repo: https://github.com/asottile/blacken-docs
+  - repo: https://github.com/adamchainz/blacken-docs
     rev: 4c97c4a0d921007af6fefae92d8447cfbf63720b # frozen: 1.18.0
     hooks:
       - id: blacken-docs
 
-  - repo: https://github.com/pre-commit/mirrors-prettier
+  - repo: https://github.com/rbubley/mirrors-prettier
     rev: ffb6a759a979008c0e6dff86e39f4745a2d9eac4 # frozen: v3.1.0
     hooks:
       - id: prettier