chore(deps): update matrixdotorg/synapse docker tag to v1.127.1

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [matrixdotorg/synapse](https://matrix.org/docs/projects/server/synapse) ([source](https://redirect.github.com/element-hq/synapse), [changelog](https://redirect.github.com/element-hq/synapse)) | patch | `v1.127.0` -> `v1.127.1` | --- ### Release Notes <details> <summary>element-hq/synapse (matrixdotorg/synapse)</summary> ### [`v1.127.1`](https://redirect.github.com/element-hq/synapse/releases/tag/v1.127.1) [Compare Source](https://redirect.github.com/element-hq/synapse/compare/v1.127.0...v1.127.1) ### Synapse 1.127.1 (2025-03-26) #### Security - Fix [CVE-2025-30355](https://www.cve.org/CVERecord?id=CVE-2025-30355) / [GHSA-v56r-hwv5-mxg6](https://redirect.github.com/element-hq/synapse/security/advisories/GHSA-v56r-hwv5-mxg6). **High severity vulnerability affecting federation. The vulnerability has been exploited in the wild.** </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied. ♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about these updates again. --- - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box --- This PR was generated by [Mend Renovate](https://mend.io/renovate/). View the [repository job log](https://developer.mend.io/github/samcday/home-cluster). <!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4yMDcuMSIsInVwZGF0ZWRJblZlciI6IjM5LjIwNy4xIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->