[FL-3917] Add the ability to send a signal once via RPC (#4000)

* Add the ability to send a signal once

* Update protobuf

* Fix sending infrared signals

* Review changes

* Update protobuf

* Separate sending an IR signal once into a function

* Update protobuf module

---------

Co-authored-by: あく <alleteam@gmail.com>
Co-authored-by: Georgii Surkov <georgii.surkov@outlook.com>

applications/services/rpc/rpc_app.h

@@ -90,6 +90,13 @@ typedef enum {
      * all activities to be conducted while a button is being pressed.
      */
     RpcAppEventTypeButtonRelease,
+    /**
+     * @brief The client has informed the application that a button has been pressed and released.
+     * 
+     * This command's meaning is application-specific, e.g. to perform an action
+     * once without repeating it.
+     */
+    RpcAppEventTypeButtonPressRelease,
     /**
      * @brief The client has sent a byte array of arbitrary size.
      *
@@ -162,6 +169,7 @@ void rpc_system_app_send_exited(RpcAppSystem* rpc_app);
  * - RpcAppEventTypeLoadFile
  * - RpcAppEventTypeButtonPress
  * - RpcAppEventTypeButtonRelease
+ * - RpcAppEventTypeButtonPressRelease
  * - RpcAppEventTypeDataExchange
  *
  * Not confirming these events will result in a client-side timeout.