Add default_headers init argument to AzureOpenAIGenerator and AzureOpenAIChatGenerator
🐛 Bug Fixes
Fix the Pipeline visualization issue due to changes in the new release of Mermaid
Fix Pipeline not running Components with Variadic input even if it received inputs only from a subset of its senders
The from_dict method of ConditionalRouter now correctly handles the case where the dict passed to it contains the key custom_filters explicitly set to None. Previously this was causing an AttributeError