Refactor codebase to async/await – `spo navigation node set` until `spo page column get`

-	`spo navigation node set`
-	`spo orgassetslibrary add`
-	`spo orgassetslibrary list`
-	`spo orgassetslibrary remove`
-	`spo orgnewssite list`
-	`spo orgnewssite remove`
-	`spo orgnewssite set`
-	`spo page add`
-	`spo page clientsidewebpart add`
-	`spo page column get`
