[2022-08-17] Add Kensho example to vendors document

[benjie]

Predrag to add an example in the glossary/relevant doc for the Kensho example mentioned

• assignee(s): @obi1kenobi
• source: https://github.com/graphql/composite-schemas-wg/blob/main/notes/2022/2022-08-17.md#next-steps-for-subschema-composability-rules-15m-uri:~:text=Predrag%20to%20add%20an%20example%20in%20the%20glossary/relevant%20doc%20for%20the%20Kensho%20example%20mentioned

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[benjie]

@obi1kenobi Please reply so I can assign you

[obi1kenobi]

Hi 👋