Merge #229: chore: fix typo in function name

3a7fa2d chore: fix typo in function name (Maximilian Hubert)

Pull request description:

  The function name has "lowecaseing" which should be "lowercasing" (missing the 'r' in "lower").


ACKs for top commit:
  apoelstra:
    ACK 3a7fa2d; successfully ran local tests


Tree-SHA512: 9cd56c5bac4bd18ea22b11941391130ff8a1e4924f32e355096af00bfbdd6cd430d5a9679813aa5e3ffc42591e54bd22b0b3ae5384af9f546e76cfe17868db38

Author: apoelstra

src/segwit.rs

@@ -517,7 +517,7 @@ mod tests {
 
     #[test]
     #[cfg(feature = "std")]
-    fn encode_lower_to_writer_including_lowecaseing_hrp() {
+    fn encode_lower_to_writer_including_lowercasing_hrp() {
         let program = witness_program();
         let mut buf = Vec::new();
         let hrp = Hrp::parse_unchecked("BC");