Bump version to 1.1.31

[jdalton]

Version bump to 1.1.31

---

Note

Release 1.1.31 with a fix to deduplicate package listings in generated PR descriptions.

• Release 1.1.31:
  • Fixed: Deduplicate package listings in generated pull request descriptions for cleaner output.
• Metadata:
  • Bump package.json version to 1.1.31.

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