chore(deps): update helm release matrix-synapse to v3.12.21

clusters/cl01tl/helm/matrix-synapse/Chart.lock

@@ -1,7 +1,7 @@
 dependencies:
 - name: matrix-synapse
   repository: https://ananace.gitlab.io/charts
-  version: 3.12.19
+  version: 3.12.21
 - name: app-template
   repository: https://bjw-s-labs.github.io/helm-charts/
   version: 4.6.2
@@ -38,5 +38,5 @@ dependencies:
 - name: volsync-target
   repository: oci://harbor.alexlebens.net/helm-charts
   version: 0.7.0
-digest: sha256:637590b4155bfffcf28b83fa169f0de80211cb78c8258f8d4da8ff7749cc61df
-generated: "2026-02-13T19:41:15.741352865Z"
+digest: sha256:40fc655ce14300abae1c8730e34ea32785cef98a7639ce7a18cfa6e0e9753b40
+generated: "2026-02-16T20:13:44.744261117Z"

clusters/cl01tl/helm/matrix-synapse/Chart.yaml

@@ -29,7 +29,7 @@ maintainers:
   - name: alexlebens
 dependencies:
   - name: matrix-synapse
-    version: 3.12.19
+    version: 3.12.21
     repository: https://ananace.gitlab.io/charts
   - name: app-template
     alias: matrix-hookshot