Stop copying LogicalPlan and Exprs in SingleDistinctToGroupBy (apache#10527)

* chore: merge main and resolve conflict

* chore: use less copy

* chore: remove clone

* remove more clones (#8)

* refactor: use HashSet<&Expr> instead of HashSet<String>

* refactor: remove more cloning

* chore: reduce string allocation

Co-authored-by: Adam Curtis <adam.curtis.dev@gmail.com>

* chore: return internal error instead of panacing

* chore: use arg display_name as hash key instead of a hashed value

---------

Co-authored-by: Adam Curtis <adam.curtis.dev@gmail.com>

Author: appletreeisyellow