Bump epitran from 1.25.1 to 1.26.0

Bumps [epitran](https://github.com/dmort27/epitran) from 1.25.1 to 1.26.0.
- [Release notes](https://github.com/dmort27/epitran/releases)
- [Commits](https://github.com/dmort27/epitran/commits)

---
updated-dependencies:
- dependency-name: epitran
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

docker_requirements.txt

@@ -3,7 +3,7 @@ attacut==1.0.6
 bpemb==0.3.6
 deepcut==0.7.0.0
 emoji==0.6.0
-epitran==1.25.1
+epitran==1.26.0
 esupar==1.3.9
 fairseq==0.12.2
 fastai==1.0.61