Created iterator term for java ArrayList

[Ksusha77]

Description

Issue Solved

Type of Change

• Adding a new entry
• Editing an existing entry (fixing a typo, bug, issues, etc)
• Updating the documentation

Checklist

• [x] All writings are my own.
• [x] My entry follows the Codecademy Docs style guide.
• [x] My changes generate no new warnings.
• [x] I have performed a self-review of my own writing and code.
• [x] I have checked my entry and corrected any misspellings.
• [x] I have made corresponding changes to the documentation if needed.
• [x] I have confirmed my changes are not being pushed from my forked main branch.
• [x] I have confirmed that I'm pushing from a new branch named after the changes I'm making.
• [x] I have linked any issues that are relevant to this PR in the Issues Solved section.

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[letsbuildanything]

@Ksusha77. It appears that this entry contains content that closely matches material found at https://www.geeksforgeeks.org/arraylist-iterator-method-in-java-with-examples/. To ensure originality and compliance, please remove the plagiarized sections and rewrite the entry using your own words. Additionally, please sign the Contributor License Agreement (CLA) if you haven't already done so. Thank you!

[letsbuildanything]

@Ksusha77, it's been over two weeks without any updates. Please note that this PR may be closed due to inactivity.

[letsbuildanything]

@Ksusha77 I'm closing this PR and unassigning you from the associated issue. Thank You!