[FL-2245] Introduce Mifare Classic Emulation (#1242)

* digital signal: introduce digital signal
* nfca: add nfca signal encoder
* nfc: add mifare classic emulation scene
* nfca: add classic emulation support to lib and hal
* mifare classic: support basic read commands
* nfc: add mifare classic menu scene
* mifare classic: start parsing commands in emulation
* mifare classic: add nested auth
* nfc: fix errors
* mifare classic: add encrypt function
* nfc: fix mifare classic save
* lib hex: add hex uint64_t ASCII parser
* flipper format: add uint64 hex format support
* nfc: add mifare classic key map
* nfc: hide mifare classic keys on emulation
* mifare classic: add NACK responce
* nfc: add partial bytes support in transparent mode
* nfc: mifare classic add shadow file support
* digital signal: move arr buffer from BSS to heap
* mifare classic: process access bits more careful
* nfca: fix memory leack
* nfc: format sources
* mifare classic: cleun up

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

lib/flipper_format/flipper_format.h

@@ -273,6 +273,34 @@ bool flipper_format_write_string_cstr(
     const char* key,
     const char* data);
 
+/**
+ * Read array of uint64 in hex format by key
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @param key Key
+ * @param data Value
+ * @param data_size Values count
+ * @return True on success
+ */
+bool flipper_format_read_hex_uint64(
+    FlipperFormat* flipper_format,
+    const char* key,
+    uint64_t* data,
+    const uint16_t data_size);
+
+/**
+ * Write key and array of uint64 in hex format
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @param key Key
+ * @param data Value
+ * @param data_size Values count
+ * @return True on success
+ */
+bool flipper_format_write_hex_uint64(
+    FlipperFormat* flipper_format,
+    const char* key,
+    const uint64_t* data,
+    const uint16_t data_size);
+
 /**
  * Read array of uint32 by key
  * @param flipper_format Pointer to a FlipperFormat instance