[cse7761] Add current_input option for current transformer boards such as the Sonoff POW CT (#7836)

Co-authored-by: Clyde Stubbs <2366188+clydebarrow@users.noreply.github.com>
Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Co-authored-by: J. Nick Koston <nick@koston.org>
Co-authored-by: J. Nick Koston <nick@home-assistant.io>

tests/components/cse7761/common-current-transformer.yaml

@@ -0,0 +1,11 @@
+sensor:
+  - platform: cse7761
+    current_input: current_transformer
+    voltage:
+      name: CSE7761 CT Voltage
+    current_1:
+      name: CSE7761 CT Current 1
+    active_power_1:
+      name: CSE7761 CT Active Power 1
+    energy_1:
+      name: CSE7761 CT Energy 1

tests/components/cse7761/test.esp32-idf.yaml

@@ -4,5 +4,4 @@ substitutions:
 
 packages:
   uart_38400_even: !include ../../test_build_components/common/uart_38400_even/esp32-idf.yaml
-
-<<: !include common.yaml
+  cse7761: !include common.yaml

tests/components/cse7761/test.esp8266-ard.yaml

@@ -4,5 +4,4 @@ substitutions:
 
 packages:
   uart_38400_even: !include ../../test_build_components/common/uart_38400_even/esp8266-ard.yaml
-
-<<: !include common.yaml
+  cse7761: !include common.yaml

tests/components/cse7761/test.rp2040-ard.yaml

@@ -4,5 +4,4 @@ substitutions:
 
 packages:
   uart_38400_even: !include ../../test_build_components/common/uart_38400_even/rp2040-ard.yaml
-
-<<: !include common.yaml
+  cse7761: !include common.yaml

tests/components/cse7761/validate-current-transformer.esp32-idf.yaml

@@ -0,0 +1,7 @@
+substitutions:
+  tx_pin: GPIO12
+  rx_pin: GPIO14
+
+packages:
+  uart_38400_even: !include ../../test_build_components/common/uart_38400_even/esp32-idf.yaml
+  cse7761: !include common-current-transformer.yaml