docs: fix JSONDecodeError comment grammar

[Rohan5commit]

Summary

• Change it's args to its args in the JSONDecodeError comment.

Related issue

• N/A

Guideline alignment

• Read the contribution guide where present and kept this to one focused text-only file change.
• No behavior, test, fixture, changelog, or generated-file changes.

Validation

• git diff --check
• Not run: broader tests are unnecessary for this text-only change.

AI assistance

• Prepared with Codex and reviewed before submission.

[Copilot]

Pull request overview

Fixes a minor grammatical error in the JSONDecodeError docstring in requests.exceptions, improving clarity without changing behavior.

Changes:

• Corrected “it’s args” to “its args” in the JSONDecodeError constructor docstring.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.