set PARALLEL_UPDATES to 1 for enphase_envoy (#132373)

* set PARALLEL_UPDATES to 1 for enphase_envoy

* move PARALLEL_UPDATES from _init_ to platform files.

* Implement review feedback

* set parrallel_update 0 for read-only platforms

homeassistant/components/enphase_envoy/binary_sensor.py

@@ -22,6 +22,8 @@ from .const import DOMAIN
 from .coordinator import EnphaseConfigEntry, EnphaseUpdateCoordinator
 from .entity import EnvoyBaseEntity
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class EnvoyEnchargeBinarySensorEntityDescription(BinarySensorEntityDescription):

homeassistant/components/enphase_envoy/number.py

@@ -25,6 +25,8 @@ from .const import DOMAIN
 from .coordinator import EnphaseConfigEntry, EnphaseUpdateCoordinator
 from .entity import EnvoyBaseEntity
 
+PARALLEL_UPDATES = 1
+
 
 @dataclass(frozen=True, kw_only=True)
 class EnvoyRelayNumberEntityDescription(NumberEntityDescription):

homeassistant/components/enphase_envoy/select.py

@@ -20,6 +20,8 @@ from .const import DOMAIN
 from .coordinator import EnphaseConfigEntry, EnphaseUpdateCoordinator
 from .entity import EnvoyBaseEntity
 
+PARALLEL_UPDATES = 1
+
 
 @dataclass(frozen=True, kw_only=True)
 class EnvoyRelaySelectEntityDescription(SelectEntityDescription):

homeassistant/components/enphase_envoy/sensor.py

@@ -59,6 +59,8 @@ _LOGGER = logging.getLogger(__name__)
 INVERTERS_KEY = "inverters"
 LAST_REPORTED_KEY = "last_reported"
 
+PARALLEL_UPDATES = 0
+
 
 @dataclass(frozen=True, kw_only=True)
 class EnvoyInverterSensorEntityDescription(SensorEntityDescription):

homeassistant/components/enphase_envoy/switch.py

@@ -20,6 +20,8 @@ from .const import DOMAIN
 from .coordinator import EnphaseConfigEntry, EnphaseUpdateCoordinator
 from .entity import EnvoyBaseEntity
 
+PARALLEL_UPDATES = 1
+
 
 @dataclass(frozen=True, kw_only=True)
 class EnvoyEnpowerSwitchEntityDescription(SwitchEntityDescription):