chore(release): prepare for v7.5.29 (#503)

## [7.5.29] - 2026-10-22

### Chore

- *(deps)* Update python:3.15.0-slim docker digest to f48fda6 (#490)
- *(deps)* Update python:3.15.0-slim docker digest to d802f03 (#492)
- *(deps)* Update python:3.15.0-slim docker digest to 2da6760 (#494)
- *(deps)* Update python:3.15.0-slim docker digest to f11aa5d (#496)
- *(deps)* Update python:3.15.0-slim docker digest to f2dbcc4 (#498)
- *(deps)* Update python:3.15.0-slim docker digest to f5b92f2 (#500)
- *(deps)* Update python docker tag to v3.15.1 (#502)

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---

**Note:** Please use **Squash Merge** when merging this PR.

Reviewed-on: #503
Co-authored-by: Unbound Releaser <releaser@unbound.se>

.version

@@ -1,3 +1,3 @@
 {
-  "version": "v7.5.28"
+  "version": "v7.5.29"
 }

CHANGELOG.md

@@ -2,7 +2,19 @@
 
 All notable changes to this project will be documented in this file.
 
-## [7.5.28] - 2026-10-13
+## [7.5.29] - 2026-10-22
+
+### Chore
+
+- *(deps)* Update python:3.15.0-slim docker digest to f48fda6 (#490)
+- *(deps)* Update python:3.15.0-slim docker digest to d802f03 (#492)
+- *(deps)* Update python:3.15.0-slim docker digest to 2da6760 (#494)
+- *(deps)* Update python:3.15.0-slim docker digest to f11aa5d (#496)
+- *(deps)* Update python:3.15.0-slim docker digest to f2dbcc4 (#498)
+- *(deps)* Update python:3.15.0-slim docker digest to f5b92f2 (#500)
+- *(deps)* Update python docker tag to v3.15.1 (#502)
+
+## [7.5.28] - 2026-10-14
 
 ### Chore