New concepts of Amazon animals

[FredericBlum]

Two possible new concepts when adding the AmazonianVoices database:

• AMAZON RIVER DOLPHIN (Two existing: https://concepticon.clld.org/values/Gerardi-2022-705-8, https://concepticon.clld.org/values/Bowern-2021-342b-7)
• PIRARUCU (Two existing: https://concepticon.clld.org/values/Gerardi-2022-705-396, https://concepticon.clld.org/values/KochGrunberg-1914-821-512