chore(deps): update matrixdotorg/synapse docker tag to v1.147.0

[renovate]

This PR contains the following updates:

Package	Update	Change
matrixdotorg/synapse	minor	v1.146.0 → v1.147.0

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Release Notes

element-hq/synapse (matrixdotorg/synapse)

v1.147.0

Compare Source

Synapse 1.147.0 (2026-02-10)

No significant changes since 1.147.0rc1.

Synapse 1.147.0rc1 (2026-02-03)

Bugfixes

• Fix memory leak caused by not cleaning up stopped looping calls. Introduced in v1.140.0. (#​19416)
• Fix a typo that incorrectly made setuptools_rust a runtime dependency. (#​19417)

Internal Changes

• Prune stale entries from sliding_sync_connection_required_state table. (#​19306)
• Update "Event Send Time Quantiles" graph to only use dots for the event persistence rate (Grafana dashboard). (#​19399)
• Update and align Grafana dashboard to use regex matching for job selectors (job=~"$job") so the "all" value works correctly across all panels. (#​19400)
• Don't retry joining partial state rooms all at once on startup. (#​19402)
• Disallow requests to the health endpoint from containing trailing path characters. (#​19405)
• Add notes that new experimental features should have associated tracking issues. (#​19410)
• Bump pyo3 from 0.26.0 to 0.27.2 and pythonize from 0.26.0 to 0.27.0. Contributed by @​razvp @​ ERCOM. (#​19412)

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