Add setters for tv switch, mute and volume

Author: Fabrizio Mirabito

types/automation/CloudTelevision.h

@@ -168,14 +168,29 @@ class CloudTelevision : public ArduinoCloudProperty {
       return _value;
     }
 
+    void setSwitch(bool const swi) {
+      _value.swi = swi;
+      updateLocalTimestamp();
+    }
+
     bool getSwitch() {
       return _value.swi;
     }
 
+    void setSwitch(uint8_t const vol) {
+      _value.vol = vol;
+      updateLocalTimestamp();
+    }
+
     uint8_t getVolume() {
       return _value.vol;
     }
 
+    void setMute(bool const mut) {
+      _value.mut = mut;
+      updateLocalTimestamp();
+    }
+
     bool getMute() {
       return _value.mut;
     }