Magic Fur: Sound effect

docs/CHANGES.txt

@@ -7,7 +7,7 @@ Various contributors (see below, and AUTHORS.txt)
 https://tuxpaint.org/
 
 
-2022.January.29 (0.9.29)
+2022.January.30 (0.9.29)
   * Improvements to "Stamp" tool:
     -----------------------------
     * Stamps may now be rotated.
@@ -40,6 +40,9 @@ https://tuxpaint.org/
       Attribution 3.0 Unported (CC BY 3.0), and conducted by,
       Philip Milman <https://pmmusic.pro/>)
 
+      ("Fur" sound effected licensed as Creative Commons 0 (CC0 1.0)
+      by https://freesound.org/people/Kawgrim/)
+
     * [WIP] "Rivulet"; apply rivulets of water to the canvas
       - needs better icon
       - needs sound effect