style: Add prettier pre-commit hook (#2031)

There are 2 things to know about prettier:
- it's quite pretty most of the time
- it's not configurable

.pre-commit-config.yaml

@@ -12,7 +12,7 @@
 # See https://pre-commit.com for more information
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
-    # `pre-commit sample-config` default hooks
+  # `pre-commit sample-config` default hooks
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v5.0.0
     hooks:
@@ -23,3 +23,10 @@ repos:
         exclude: ^docs/doxygen-awesome-theme/
       - id: trailing-whitespace
         exclude: ^docs/doxygen-awesome-theme/
+
+  # Autoformat: YAML, JSON, Markdown, etc.
+  - repo: https://github.com/rbubley/mirrors-prettier
+    rev: v3.5.3
+    hooks:
+      - id: prettier
+        exclude: ^docs/doxygen-awesome-theme/