This is a Skywalker Sound sound effect, created by Gary Rydstrom. It was debuted in Jurassic Park (1993), and it is used during "Woody's Nightmare" scene from Toy Story 2 (1999).
Links:
https://soundeffects.fandom.com/wiki/SKYWALKER,_GURGLING_SOUND#Audio_Samples
SKYWALKER, GURGLING SOUND has been suggested to play 1 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.