fix(java): fix infinite loop when relativePath field points to pom.xml being scanned

[DmitriyLewen]

Description

If relativePath (including ../pom.xml case) field points to pom.xml being scanned - we get infinity loop.
More information in aquasecurity/go-dep-parser#267.

Related issues

• Close bug(java): infinite loop when parent path + ../pom.xml equals scanned pom.xml #5453

Related PRs

• fix(pom): compare ArtifactIDs for base and parent pom's when relativePath field is used go-dep-parser#267

Checklist

• I've read the guidelines for contributing to this repository.
• I've followed the conventions in the PR title.
• I've added tests that prove my fix is effective or that my feature works.
• I've updated the documentation with the relevant information (if needed).
• I've added usage information (if the PR introduces new options)
• I've included a "before" and "after" example to the description (if the PR is a user interface change).