fixes so it builds on stable rust

i defaulted my toolchain at some point oops

crates/retro_frontend/src/frontend.rs

@@ -69,7 +69,6 @@ pub struct Frontend {
 
 	// Framebuffer attributes. TODO: This really should be another struct or something
 	// with members to make dealing with it less annoying.
-
 	pub(crate) fb_width: u32,
 	pub(crate) fb_height: u32,
 	pub(crate) fb_pitch: u32,
@@ -194,9 +193,10 @@ impl Frontend {
 	// TODO: make this a bit less janky (and use Results)
 
 	pub fn load_settings(&mut self) {
-		let path = self.get_config_file_path();
+		let path_string = self.get_config_file_path();
+		let path: &Path = path_string.as_ref();
 
-		match fs::exists(path.clone()) {
+		match path.try_exists() {
 			Ok(exists) => {
 				if exists {
 					let data = fs::read_to_string(path).expect("Could not read config");
@@ -209,7 +209,7 @@ impl Frontend {
 				}
 			}
 			Err(e) => {
-				error!("Can't seem to read {path}: {}", e);
+				error!("Can't seem to read {}: {}", path.display(), e);
 			}
 		}
 	}

crates/retrovnc/src/rfb.rs

@@ -27,8 +27,6 @@ impl RfbServer {
 
 			let ip_string = std::ffi::CString::new(config.listen_address.to_string())?;
 
-			info!("?? {:?}", ip_string);
-
 			let argc = 3;
 			let argv: [*const std::ffi::c_char; 3] = [
 				b"RfbServer\0".as_ptr() as *const i8,