[FL-1815, FL-1851, FL-1856] SubGhz: preparation for certification, add deleting stored signals and rename file in SubGHz app (#714)

* [FL-1811] FuriHal: move core2 startup to hal init stage, prevent working with flash controller till core2 startup finish. #704
* SubGhz: fix GO0 low on last hop transmission,  decreased DutyCycle in tests
* SubGhz: test_static fix max 5 sec in transmission mode, DutyCycle <23%
* [FL-1815] SubGhz: prohibiting transmission if it is not within the permitted range for the given region
* SubGhz: fix F7 furi-hal-subghz
* SubGhz: fix logic working tests
* SubGhz: fix princeton encoder for test
* SubGhz: add log princeton encoder
* [FL-1856] Subghz: fix output a double error if the file cannot be opened
* [FL-1851] SubGhz: add deleting Stored Signals in SubGHz App
* SubGhz: add rename file SubGhz app
* SubGhz: update stats message in princeton
* SubGhz: correct spelling
* SubGhz: fix FM config,  add hardware signal processing less than 16 μs,  add added filter for processing short signals
* SubGhz: add Scher-Khan MAGICAR Dinamic protocol
* SubGhz: sync fury targets

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

lib/subghz/protocols/subghz_protocol_scher_khan.h

@@ -0,0 +1,58 @@
+#pragma once
+
+#include "subghz_protocol_common.h"
+
+typedef struct SubGhzProtocolScherKhan SubGhzProtocolScherKhan;
+
+/** Allocate SubGhzProtocolScherKhan
+ * 
+ * @return SubGhzProtocolScherKhan* 
+ */
+SubGhzProtocolScherKhan* subghz_protocol_scher_khan_alloc();
+
+/** Free SubGhzProtocolScherKhan
+ * 
+ * @param instance 
+ */
+void subghz_protocol_scher_khan_free(SubGhzProtocolScherKhan* instance);
+
+/** Sends the key on the air
+ * 
+ * @param instance - SubGhzProtocolScherKhan instance
+ * @param key - key send
+ * @param bit - count bit key
+ * @param repeat - repeat send key
+ */
+void subghz_protocol_scher_khan_send_key(SubGhzProtocolScherKhan* instance, uint64_t key, uint8_t bit, uint8_t repeat);
+
+/** Reset internal state
+ * @param instance - SubGhzProtocolScherKhan instance
+ */
+void subghz_protocol_scher_khan_reset(SubGhzProtocolScherKhan* instance);
+
+/** Analysis of received data
+ * 
+ * @param instance SubGhzProtocolScherKhan instance
+ */
+void subghz_protocol_scher_khan_check_remote_controller(SubGhzProtocolScherKhan* instance);
+
+/** Parse accepted duration
+ * 
+ * @param instance - SubGhzProtocolScherKhan instance
+ * @param data - LevelDuration level_duration
+ */
+void subghz_protocol_scher_khan_parse(SubGhzProtocolScherKhan* instance, bool level, uint32_t duration);
+
+/** Outputting information from the parser
+ * 
+ * @param instance - SubGhzProtocolScherKhan* instance
+ * @param output   - output string
+ */
+void subghz_protocol_scher_khan_to_str(SubGhzProtocolScherKhan* instance, string_t output);
+
+/** Loading protocol from bin data
+ * 
+ * @param instance - SubGhzProtocolScherKhan instance
+ * @param context - SubGhzProtocolCommonLoad context
+ */
+void subghz_decoder_scher_khan_to_load_protocol(SubGhzProtocolScherKhan* instance, void* context);