Updated path in README sync automation

[mikeromard]

Description

This PR is to update the README sync automation to account for the new paths introduced in the user-docs repo with the new site architecture. The source file is moving from docs/developer-tools/snyk-ide-plugins-and-extensions/eclipse-plugin/README.md to developer-tools/snyk-ide-plugins-and-extensions/eclipse-plugin/README.md on May 28.

Checklist

• Read and understood the Code of Conduct and Contributing Guidelines.
• Tests added and all succeed
• Linted
• CHANGELOG.md updated
• README.md updated, if user-facing

Screenshots / GIFs

Visuals that may help the reviewer. Please add screenshots for any UI change. GIFs are most welcome!

[snyk-io]

✅ Snyk checks have passed. No issues have been found so far.

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✅	Open Source Security	0	0	0	0	0 issues
✅	Licenses	0	0	0	0	0 issues
✅	Code Security	0	0	0	0	0 issues

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