automation: Update matrix-synapse Docker tag to v1.101.0

This MR contains the following updates:

Package	Update	Change
matrix-synapse (source)	minor	1.100.0 -> 1.101.0

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Release Notes

element-hq/synapse (matrix-synapse)

v1.101.0

Compare Source

Bugfixes

• Fix performance regression when fetching auth chains from the DB. Introduced in v1.100.0. (#​16893)

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