Fix spelling typo

bitcoin/src/blockdata/block.rs

@@ -543,7 +543,7 @@ mod tests {
     }
 
     #[test]
-    fn compact_roundrtip() {
+    fn compact_roundtrip() {
         let header = header();
         assert_eq!(header.bits, header.target().to_compact_lossy());
     }

bitcoin/src/blockdata/script/tests.rs

@@ -682,7 +682,7 @@ fn test_bitcoinconsensus() {
 }
 
 #[test]
-fn defult_dust_value() {
+fn default_dust_value() {
     // Check that our dust_value() calculator correctly calculates the dust limit on common
     // well-known scriptPubKey types.
     let script_p2wpkh = Builder::new().push_int_unchecked(0).push_slice([42; 20]).into_script();