chore(deps): update dependency pytest-homeassistant-custom-component to v0.13.343

Author: renovate[bot]

requirements_test.txt

@@ -4,7 +4,7 @@ pytest>=9,<10
 # floating spec lets a patch release (e.g. 0.13.335 -> HA 2026.6.0b2) drag in
 # a pre-release HA and break the characterization snapshots. 0.13.333 pins the
 # newest stable HA (2026.5.4) and syrupy 5.1.0 — keep them in lockstep here.
-pytest-homeassistant-custom-component==0.13.340
+pytest-homeassistant-custom-component==0.13.343
 pytest-cov>=5.0
 pytest-asyncio>=0.24
 aioresponses>=0.7.6