Add first upsert methods for Deals and Contact#83

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redroot wants to merge 9 commits intozendesk:masterfrom

carwow:add-deal-upsert

Commits on Jan 25, 2022

adds deals service upsert
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committed
adds deals service upsert
redroot
committed

Commits on Jan 26, 2022

adds specs
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committed
remvoe wierd extra file
redroot
committed
adds contact upsert
redroot
committed
improve specs
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committed

Commits on Jan 28, 2022