add Resol VBus support (#3976)

Co-authored-by: Samuel Sieb <samuel@sieb.net>
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
fixes https://github.com/esphome/feature-requests/issues/1949

tests/test3.yaml

@@ -287,6 +287,9 @@ uart:
 modbus:
   uart_id: uart1
 
+vbus:
+  uart_id: uart4
+
 ota:
   safe_mode: true
   port: 3286
@@ -799,6 +802,11 @@ sensor:
     id: adc128s102_channel_0
     channel: 0
 
+  - platform: vbus
+    model: deltasol c
+    temperature_1:
+      name: Temperature 1
+
 time:
   - platform: homeassistant
 
@@ -904,6 +912,11 @@ binary_sensor:
       then:
         - pzemac.reset_energy: pzemac1
 
+  - platform: vbus
+    model: deltasol_bs_plus
+    relay1:
+      name: Relay 1 On
+
 globals:
   - id: my_global_string
     type: std::string

tests/test5.yaml

@@ -66,6 +66,9 @@ mqtt:
           ESP_LOGD("Mqtt Test", "testing/sensor/testing_sensor/state=[%s]", x.c_str());
       # yamllint enable rule:line-length
 
+vbus:
+  - uart_id: uart2
+
 binary_sensor:
   - platform: gpio
     pin: GPIO0
@@ -183,6 +186,22 @@ binary_sensor:
     id: key1
     key: 1
 
+  - platform: vbus
+    model: deltasol_bs_plus
+    relay2:
+      name: Relay 2 On
+    sensor1_error:
+      name: Sensor 1 Error
+
+  - platform: vbus
+    model: custom
+    command: 0x100
+    source: 0x1234
+    dest: 0x10
+    binary_sensors:
+      - id: vcustom_b
+        name: VBus Custom Binary Sensor
+        lambda: return x[0] & 1;
 
 tlc5947:
   data_pin: GPIO12
@@ -478,6 +497,27 @@ sensor:
     max_flow_rate:
       name: Max Flow Rate
 
+  - platform: vbus
+    model: deltasol c
+    temperature_3:
+      name: Temperature 3
+    operating_hours_1:
+      name: Operating Hours 1
+    heat_quantity:
+      name: Heat Quantity
+    time:
+      name: System Time
+
+  - platform: vbus
+    model: custom
+    command: 0x100
+    source: 0x1234
+    dest: 0x10
+    sensors:
+      - id: vcustom
+        name: VBus Custom Sensor
+        lambda: return x[0] / 10.0;
+
 script:
   - id: automation_test
     then: