Bump homeassistant from 2026.6.3 to 2026.7.0

Bumps [homeassistant](https://github.com/home-assistant/core) from 2026.6.3 to 2026.7.0.
- [Release notes](https://github.com/home-assistant/core/releases)
- [Commits](home-assistant/core@2026.6.3...2026.7.0)

---
updated-dependencies:
- dependency-name: homeassistant
  dependency-version: 2026.6.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 colorlog==6.10.1
-homeassistant==2026.6.3
+homeassistant==2026.7.0
 aiohasupervisor>=0.5.0
 pip>=26.1.2,<26.2
 ruff==0.15.20