chore: bump black from 24.4.2 to 26.3.1 (#62)

Author: dependabot[bot]

README.md

@@ -95,7 +95,6 @@ You can use a Bearer Token for a token-based authentication of API calls. Client
 ```python
 from aidial_client import Dial, AsyncDial
 
-
 # Create an instance of the synchronous client
 sync_client = Dial(
     bearer_token="your_bearer_token_here", base_url="https://your-dial-instance.com"

poetry.lock

@@ -35,7 +35,7 @@ coverage = "^7.6"
 
 [tool.poetry.group.lint.dependencies]
 flake8 = "^6.0.0"
-black = ">=23.3,<25.0"
+black = ">=23.3,<27.0"
 isort = "^5.12.0"
 pyright = "^1.1.324"
 autoflake = "^2.2.0"