chore: release (#679)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

CHANGELOG.md

@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.21.4](https://github.com/TimelyDataflow/timely-dataflow/compare/timely-v0.21.3...timely-v0.21.4) - 2025-07-06
+
+### Other
+
+- Update for Columnar 0.7
+- Disable notifications for some operators
+
 ## [0.21.3](https://github.com/TimelyDataflow/timely-dataflow/compare/timely-v0.21.2...timely-v0.21.3) - 2025-06-24
 
 ### Other

communication/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "timely_communication"
-version = "0.19.3"
+version = "0.19.4"
 authors = ["Frank McSherry <[email protected]>"]
 description = "Communication layer for timely dataflow"
 edition.workspace = true

timely/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 
 name = "timely"
-version = "0.21.3"
+version = "0.21.4"
 authors = ["Frank McSherry <[email protected]>"]
 readme = "../README.md"
 edition.workspace = true