fix: Update maximum PyNaCl version

Signed-off-by: Katelyn Gigante <clockwork.singularity@gmail.com>

Author: silasary

pyproject.toml

@@ -35,7 +35,7 @@ typeguard = { version = "*", optional = true }
 pre-commit = { version = "*", optional = true }
 
 [tool.poetry.group.voice.dependencies]
-PyNaCl = "^1.5.0,<1.6"
+PyNaCl = "^1.5.0,<1.7"
 
 [tool.poetry.group.speedup.dependencies]
 aiodns = "*"