Fix some TypeScript errors found with TypeScript 4.5 / Deno#829

Merged

bigmontz merged 3 commits intoneo4j:4.4from

bradenmacdonald:fix-typing-for-deno

Dec 30, 2021

Commits on Dec 23, 2021

Commits on Dec 29, 2021

Fix Node 10 compatibility (address review comment)
bradenmacdonald
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