Update mattwynne/changelog-action action to v1.3

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
mattwynne/changelog-action	action	minor	v1.2 -> v1.3

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Release Notes

mattwynne/changelog-action

### [`v1.3`](https://togithub.com/mattwynne/changelog-action/releases/v1.3) [Compare Source](https://togithub.com/mattwynne/changelog-action/compare/v1.2...v1.3) ##### Changed - Output is now `outputs.result` ##### Fixed - Multi-line output

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Configuration

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[mattwynne]

Done in 789ea19d60e064aea036123d485872b334281503