Squiggles magic tool sound

CC0 by https://freesound.org/people/Tomoyo%20Ichijouji/

docs/AUTHORS.txt

@@ -187,12 +187,16 @@ June 17, 2002 - May 22, 2023
   "Loops" & "Squiggles" Magic tools
   by Bill Kendrick <bill@newbreedsoftware.com>
 
-  "Loops" sound:
-  "Percussion » Wobble Board"
+  "Loops" sound: "Percussion » Wobble Board"
   (https://freesound.org/people/Jagadamba/sounds/254397/)
   Creative Commons Attribution 4.0 International (CC BY 4.0)
   by https://freesound.org/people/Jagadamba/
 
+  "Squiggles" sound: "Scribble"
+  (https://freesound.org/people/Tomoyo%20Ichijouji/sounds/211247/)
+  Creative Commons 0 License (CC0)
+  by https://freesound.org/people/Tomoyo%20Ichijouji/
+
   Mouse accessibility code and keyboard access
   Ankit Choudary <ankit.goaldecided@gmail.com>, as part of GSOC 2010,
   with integration and fixes by Pere Pujal i Carabantes <pere@fornol.no-ip.org>

docs/CHANGES.txt

@@ -28,7 +28,8 @@ https://tuxpaint.org/
 
     * WIP Squiggles - Draw squiggly shapes.
       Bill Kendrick <bill@newbreedsoftware.com>
-      - WIP needs sfx
+      Sound effect CC0 (public domain)
+      by https://freesound.org/people/Tomoyo%20Ichijouji/
       - WIP needs icon
 
   * Improvements to Eraser tool:

magic/src/smooth.c

@@ -48,7 +48,7 @@ enum {
 
 char * smooth_snd_fnames[NUM_TOOLS] = {
   "rainbow.ogg", // FIXME
-  "rainbow.ogg", // FIXME
+  "squiggles.ogg",
   "loops.ogg",
 };