update models in pipeline templates to 4o family

[dinmukhamedm]

[!IMPORTANT] Update model names in seed.json to the new '4o' family models for pipeline templates.

• Model Updates:
  • Updated model from openai:gpt-3.5-turbo to openai:gpt-4o-mini in seed.json for nodes <node_0_id>, <node_1_id>, <node_2_id>, <node_3_id>, <node_4_id>, <node_5_id>.
  • Updated model from openai:gpt-4-turbo to openai:gpt-4o in seed.json for nodes <node_2_id> and <node_4_id>.

^{This description was created by for 153feb3b3ee34c7051d3cec90e4ffe1b172b0889. It will automatically update as commits are pushed.}