Bump openjpa from 1.0.0 to 1.2.3 in /samples/customer-dojo

Bumps openjpa from 1.0.0 to 1.2.3.

---
updated-dependencies:
- dependency-name: org.apache.openjpa:openjpa
  dependency-type: direct:production
...

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