Further fix the Debian package release notes

Author: marin-m

packaging/ppa/debian/changelog

@@ -1,8 +1,8 @@
 songrec (0.3.0) bionic; urgency=low
 
-  * Introduce a new command-line interface allowing to use microphone recognition from the command line, with the `recognize` and `listen` commands (thanks to @Humer12007), keeping older command backwards compatibility.
+  * Introduce a new command-line interface allowing to use microphone recognition from the command line, with the `recognize` and `listen` commands (thanks to @Hummer12007), keeping older command backwards compatibility.
   * Update the CSV export format in order to introduce new "`track_key`", "`release_year`" and "`genre`" columns (thanks to @tyd), where `track_key` is an identifier internal to the Shazam database.
-  * Allow exposing song metadata through the standard DBus MPRIS interface (thanks to @Humer12007).
+  * Allow exposing song metadata through the standard DBus MPRIS interface (thanks to @Hummer12007).
   * Improve source code structure in order to split the dual CLI/GUI parts from the core thread communication and fingerprinting parts and from other platform-dependant utility code.
   * Update certain dependent crates to more recent minor versions, among other possible things in order to accept a higher LibreSSL version.
   * Add the program version without the program help output (see the `-h` or `-V', `--version` options).