[pre-release] v6.6.0-preview1

Fully deprecated and removed Indico V1. All instances of V1 client should be replaced with V2.

What's Changed

• [CAT-839] Update GetPredictions Examples by @nateshim-indico in #125
• [CAT-856 / CAT-864] GetWorkflow and TrainingModelWithProgress V2 Methods / Convert Models from using Legacy to StrawberryShake Client by @nateshim-indico in #126
• [CAT-857] Move Storage methods to V2 by @nateshim-indico in #127
• [CAT-858] Convert GraphQLRequest from using Legacy to V2 by @nateshim-indico in #128
• [CAT-860] Convert Datasets methods to V2 by @nateshim-indico in #130
• [CAT-861] Convert Submissions methods to V2 by @nateshim-indico in #131
• [CAT-859] Convert Jobs methods to V2 by @nateshim-indico in #129
• [CAT-880] Deprecate V1 by @nateshim-indico in #132
• [CAT-892] update unit tests by @nateshim-indico in #135

Full Changelog: v6.0.0...v6.6.0-preview1