Update hassapi requirement from ~=0.2.1 to ~=0.3.0 in /dao (#583)

Updates the requirements on [hassapi](https://github.com/hass-api/hassapi) to permit the latest version.
- [Release notes](https://github.com/hass-api/hassapi/releases)
- [Commits](hass-api/hassapi@0.2.1...0.3.0)

---
updated-dependencies:
- dependency-name: hassapi
  dependency-version: 0.3.0
  dependency-type: direct:production
...

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dao/requirements.txt

@@ -6,7 +6,7 @@ numpy~=2.4.2
 mysql~=0.0.3
 cffi~=2.0.0
 mysql-connector-python~=9.5.0
-hassapi~=0.2.1
+hassapi~=0.3.0
 python-dateutil~=2.9.0.post0
 nordpool~=0.5.1
 entsoe-py~=0.7.10