Bump xalan from 2.7.1 to 2.7.2 in /java/proton
Bump xalan from 2.7.1 to 2.7.2 in /java/proton

Bumps xalan from 2.7.1 to 2.7.2.

---
updated-dependencies:
- dependency-name: xalan:xalan
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
jasonrbriggs/proton,jasonrbriggs/proton,jasonrbriggs/proton,jasonrbriggs/proton,jasonrbriggs/proton