docs(autoConf): add troubleshooting guide for maven dependency issues

[MahmoudZain1]

Describe what this PR does / why we need it
Adds a troubleshooting guide to help users resolve Maven dependency download issues, specifically addressing issue #888.

Does this pull request fix one issue?
Yes, fixes #888

Describe how you did it
Created TROUBLESHOOTING.md with step-by-step solutions for:

• Python 3 configuration
• Maven cache clearing
• Repository configuration

Describe how to verify it

• Documentation is clear and concise
• Solutions are tested and working
• Addresses the specific error mentioned in Maven dependency download exception: #888

Special notes for reviews
Simple troubleshooting guide focused on the most common Maven dependency issues.

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❌ MahmoudZain1
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