InitLocales() [F] Failed to set messages to en-US: Lang already exists

[Kreyren]

• Gitea version (or commit ref): 0143131, 4457d0e
• Git version: 2.29.2
• Operating system: Ubuntu in Gitpod
• Database (use [x]):
  • PostgreSQL
  • MySQL
  • MSSQL
  • SQLite3
• Can you reproduce the bug at https://try.gitea.io:
  • Yes (provide example URL)
  • No
  • Unable (present during a deployment)
• Log gist: https://gist.githubusercontent.com/Kreyren/e4dcd14f49c2b7f2cbfe3a196625371d/raw/a87e9d6326c0205c1b2c6df273d528522c9f96c2/gistfile1.txt

Steps to reproduce

1. Clone gitea and change tag on version 2.13.2
2. docker build -t kreyren -f Dockerfile.rootless .
3. docker run -it -p 3000:3000 kreyren
4. Open localhost:3000 and press Install Gitea
5. Expect mentioned failure

Screenshots

[lunny]

Looks like it's master branch but not v1.13.2

[Kreyren]

@lunny behavior observer on 0143131 as well (tag v1.13.2)