Credhub upgrade fails with Postgres error

[JohannesAtGit]

What version of the credhub server you are using?
2.12.95
previously
2.12.93

What version of the credhub cli you are using?
2.9.3

If you were attempting to accomplish a task, what was it you were attempting to do?
Upgrade Credhub from 2.12.95 to 2.12.93
Local Postgres on Bosh director VM.

What did you expect to happen?
Bosh director deployment succeeds and Credhub still working.

What was the actual behavior?
The Bosh director deployment failed and Credhub monit process did not start.

SQL State  : 42601
Error Code : 0
Message    : ERROR: syntax error at or near "("
  Position: 88
Location   : db/migration/postgres/V60__add_lowercase_credential_name_column.sql (/var/vcap/data/packages/credhub/0c19c367705465a44966171626294fc1b2f51cda/file:/var/vcap/data/packages/credhub/0c19c367705465a44966171626294fc1b2f51cda/credhub.jar!/BOOT-INF/classes!/db/migration/postgres/V60__add_lowercase_credential_name_column.sql)
Line       : 1
Statement  : ALTER TABLE credential ADD COLUMN name_lowercase VARCHAR(1024) GENERATED ALWAYS AS (lower(name)) STORED

Please confirm where necessary:

• I have included a log output
• My log includes an error message
• I have included steps for reproduction

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