Add CT Clamp component (#559)

* Add CT Clamp component

* Update lint

* Some more fixes

* Make updates to work as an analog sensor consumer

* Remove unused imports
Update lint suggestions

* Move setup_priority to header

* Remove unused calibration value

* Remove Unique ID

- Will be auto generated

* Update to use loop and not slow down main loop

Co-authored-by: Otto Winter <otto@otto-winter.com>

tests/test3.yaml

@@ -129,6 +129,19 @@ sensor:
       b_constant: 3950
       reference_resistance: 10k
       reference_temperature: 25°C
+  - platform: ntc
+    sensor: resist
+    name: NTC Sensor2
+    calibration:
+      - 10.0kOhm -> 25°C
+      - 27.219kOhm -> 0°C
+      - 14.674kOhm -> 15°C
+  - platform: ct_clamp
+    sensor: my_sensor
+    name: CT Clamp
+    sample_duration: 500ms
+    update_interval: 5s
+
   - platform: tcs34725
     red_channel:
       name: Red Channel