[const] Move the colour channel config keys to the shared constants (#20544)

esphome/components/const/__init__.py

@@ -14,9 +14,11 @@ CONF_ALLOWED_IPS = "allowed_ips"
 CONF_AQI = "aqi"
 CONF_AUTOMATIC_BASELINE_CALIBRATION = "automatic_baseline_calibration"
 CONF_B_CONSTANT = "b_constant"
+CONF_BLUE_CHANNEL = "blue_channel"
 CONF_BREATH_VOC_EQUIVALENT = "breath_voc_equivalent"
 CONF_BYTE_ORDER = "byte_order"
 CONF_CHANNEL_COLORS = "channel_colors"
+CONF_CLEAR_CHANNEL = "clear_channel"
 CONF_CLIMATE_ID = "climate_id"
 CONF_CO2_EQUIVALENT = "co2_equivalent"
 CONF_COLOR_DEPTH = "color_depth"
@@ -29,6 +31,7 @@ CONF_DESCRIPTION = "description"
 CONF_DRAW_ROUNDING = "draw_rounding"
 CONF_ENABLE_OTA_DOWNGRADE_PROTECTION = "enable_ota_downgrade_protection"
 CONF_ENABLED = "enabled"
+CONF_GREEN_CHANNEL = "green_channel"
 CONF_GYROSCOPE_ODR = "gyroscope_odr"
 CONF_GYROSCOPE_RANGE = "gyroscope_range"
 CONF_HOLD_STATE = "hold_state"
@@ -50,6 +53,7 @@ CONF_ON_STATE_CHANGE = "on_state_change"
 CONF_PARITY = "parity"
 CONF_RECEIVER_FREQUENCY = "receiver_frequency"
 CONF_RECONNECT_INTERVAL = "reconnect_interval"
+CONF_RED_CHANNEL = "red_channel"
 CONF_REQUEST_HEADERS = "request_headers"
 CONF_ROLE = "role"
 CONF_ROWS = "rows"

esphome/components/tcs34725/sensor.py

@@ -1,5 +1,11 @@
 import esphome.codegen as cg
 from esphome.components import i2c, sensor
+from esphome.components.const import (
+    CONF_BLUE_CHANNEL,
+    CONF_CLEAR_CHANNEL,
+    CONF_GREEN_CHANNEL,
+    CONF_RED_CHANNEL,
+)
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_COLOR_TEMPERATURE,
@@ -20,11 +26,6 @@ from esphome.types import ConfigType
 
 DEPENDENCIES = ["i2c"]
 
-CONF_RED_CHANNEL = "red_channel"
-CONF_GREEN_CHANNEL = "green_channel"
-CONF_BLUE_CHANNEL = "blue_channel"
-CONF_CLEAR_CHANNEL = "clear_channel"
-
 tcs34725_ns = cg.esphome_ns.namespace("tcs34725")
 TCS34725Component = tcs34725_ns.class_(
     "TCS34725Component", cg.PollingComponent, i2c.I2CDevice