Getter names should follow rust convention, rename `get_owned_vouts`, `transaction_to_schedule_broadcast`

[DanGould]

https://rust-lang.github.io/api-guidelines/naming.html#getter-names-follow-rust-convention-c-getter

rust-payjoin/payjoin/src/receive/mod.rs

Line 569 in d0cde61

pub fn get_owned_vouts(&self) -> &Vec<usize> { &self.owned_vouts }

rust-payjoin/payjoin/src/receive/mod.rs

Lines 370 to 373 in d0cde61

	/// The Sender's Original PSBT
	pub fn get_transaction_to_schedule_broadcast(&self) -> bitcoin::Transaction {
	self.psbt.clone().extract_tx()
	}