Fix pyproject-fmt hook and pin stable Django 5.2

Pin toml-fmt-common<1.3.3 to avoid the --table-format argparse
collision with pyproject-fmt 2.21.2, and require stable Django 5.2
instead of the 5.2b1 beta in the tox matrix.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: nickmoreton

.pre-commit-config.yaml

@@ -18,6 +18,10 @@ repos:
       rev: "v2.21.2"
       hooks:
           - id: pyproject-fmt
+            # pyproject-fmt 2.21.2 (latest) still defines --table-format itself,
+            # which collides with toml-fmt-common>=1.3.3 that also adds the flag.
+            # Pin the transitive dep until a fixed pyproject-fmt release ships.
+            additional_dependencies: ["toml-fmt-common<1.3.3"]
             args: ["--max-supported-python=3.14"]
     - repo: https://github.com/adamchainz/django-upgrade
       rev: "1.30.0"

tox.ini

@@ -26,7 +26,7 @@ basepython =
     py314: python3.14
 
 deps =
-    dj52: Django>=5.2b1,<5.3
+    dj52: Django>=5.2,<5.3
     dj60: Django>=6.0,<6.1
     wt70: wagtail>=7.0,<7.1
     wt73: wagtail>=7.3,<7.4