Revert "Limit System SDK to 34 for Java modules in the vendor pa..."

Revert submission 2894701-limit_systemsdk

Reason for revert: might be breaking builds at 318695834

Bug: 318695834

Reverted changes: /q/submissionid:2894701-limit_systemsdk

Change-Id: I71a87d0a026a444ea9d26f889b3421162e13fea9