remove doppled headline

CHANGELOG.md

@@ -5,8 +5,6 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [unreleased]
-
 ## [0.13.0] - 2025-04-13
 
 - update dependency python to 3.13

ha_addons/Makefile

@@ -33,6 +33,7 @@ rel : STAGE=rel
 
 export BUILD_DATE := ${shell date -Iminutes}
 BUILD_ID := ${shell date +'%y%m%d%H%M'}
+rel : BUILD_ID=
 VERSION := $(shell cat $(SRC)/.version)
 export MAJOR  := $(shell echo $(VERSION) | cut -f1 -d.)