style: format code (whitespace cleanup)

src/api/metrics_prometheus.rs

@@ -71,4 +71,3 @@ pub fn increment_anchors_confirmed() {
 pub fn add_data_volume(bytes: u64) {
     DATA_VOLUME_BYTES.inc_by(bytes);
 }
-

src/api/payments.rs

@@ -46,4 +46,3 @@ pub async fn get_payments(
         }))
     }
 }
-

src/api/verify.rs

@@ -90,4 +90,3 @@ pub async fn verify_anchor_endpoint(
         }
     }))
 }
-

src/payment_watcher.rs

@@ -232,4 +232,3 @@ async fn scan_mempool_for_payments(
 fn confirmations_sufficient(current: u32, required: u32) -> bool {
     current >= required
 }
-