Update colt5-attention requirement from 0.10.14 to 0.10.15

Updates the requirements on [colt5-attention](https://github.com/lucidrains/CoLT5-attention) to permit the latest version.
- [Release notes](https://github.com/lucidrains/CoLT5-attention/releases)
- [Commits](lucidrains/CoLT5-attention@0.10.14...0.10.15)

---
updated-dependencies:
- dependency-name: colt5-attention
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

pyproject.toml

@@ -32,7 +32,7 @@ accelerate = "*"
 datasets = "*"
 lion-pytorch = "*"
 sentencepiece = "*"
-colt5-attention = "0.10.14"
+colt5-attention = "0.10.15"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]