[java] Drop the prefix created by Bazel

[joerg1985]

Description

When Automatic-Module-Name is not set the name of an module will be derived from the jar name.
Bazel will add a prefix to the jar names, this leads to incorrect module names.
This PR add a workaround to drop the prefix of the jar file names.

Motivation and Context

Fixes #11858 and #11556

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• I have read the contributing document.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.

[diemol]

Good catch, thank you, @joerg1985!