Update pydantic to 2.12.1 (home-assistant#154424)

Author: cdce8p

homeassistant/package_constraints.txt

@@ -130,7 +130,7 @@ multidict>=6.0.2
 backoff>=2.0
 
 # ensure pydantic version does not float since it might have breaking changes
-pydantic==2.12.0
+pydantic==2.12.1
 
 # Required for Python 3.12.4 compatibility (#119223).
 mashumaro>=3.13.1

requirements_test.txt

@@ -17,7 +17,7 @@ license-expression==30.4.3
 mock-open==1.4.0
 mypy-dev==1.19.0a4
 pre-commit==4.2.0
-pydantic==2.12.0
+pydantic==2.12.1
 pylint==4.0.0
 pylint-per-file-ignores==1.4.0
 pipdeptree==2.26.1

script/gen_requirements_all.py

@@ -155,7 +155,7 @@
 backoff>=2.0
 
 # ensure pydantic version does not float since it might have breaking changes
-pydantic==2.12.0
+pydantic==2.12.1
 
 # Required for Python 3.12.4 compatibility (#119223).
 mashumaro>=3.13.1