SubGhz: add protocol Somfy Telis RTS, Somfy Keytis RTS (#964)

* SubGhz: add 433.42 MHz  for Somfy
* SupGhz: add protocol Somfy Telis RTS, Somfy Keytis RTS

Co-authored-by: あく <alleteam@gmail.com>

lib/subghz/protocols/subghz_protocol_somfy_keytis.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#include "subghz_protocol_common.h"
+
+typedef struct SubGhzProtocolSomfyKeytis SubGhzProtocolSomfyKeytis;
+
+/** Allocate SubGhzProtocolSomfyKeytis
+ * 
+ * @return SubGhzProtocolSomfyKeytis* 
+ */
+SubGhzProtocolSomfyKeytis* subghz_protocol_somfy_keytis_alloc();
+
+/** Free SubGhzProtocolSomfyKeytis
+ * 
+ * @param instance 
+ */
+void subghz_protocol_somfy_keytis_free(SubGhzProtocolSomfyKeytis* instance);
+
+uint32_t subghz_protocol_somfy_keytis_get_press_duration(void* context);
+
+/** Reset internal state
+ * @param instance - SubGhzProtocolSomfyKeytis instance
+ */
+void subghz_protocol_somfy_keytis_reset(SubGhzProtocolSomfyKeytis* instance);
+
+/** Parse accepted duration
+ * 
+ * @param instance - SubGhzProtocolSomfyKeytis instance
+ * @param data - LevelDuration level_duration
+ */
+void subghz_protocol_somfy_keytis_parse(
+    SubGhzProtocolSomfyKeytis* instance,
+    bool level,
+    uint32_t duration);
+
+/** Outputting information from the parser
+ * 
+ * @param instance - SubGhzProtocolSomfyKeytis* instance
+ * @param output   - output string
+ */
+void subghz_protocol_somfy_keytis_to_str(SubGhzProtocolSomfyKeytis* instance, string_t output);
+
+/** Loading protocol from bin data
+ * 
+ * @param instance - SubGhzProtocolSomfyKeytis instance
+ * @param context - SubGhzProtocolCommonLoad context
+ */
+void subghz_decoder_somfy_keytis_to_load_protocol(
+    SubGhzProtocolSomfyKeytis* instance,
+    void* context);