[FL-2051] BadUSB: new GUI (#844)

* [FL-2051] BadUsb: new GUI
* add missing assets
* skip empty lines and leading spaces
* SubGhz: add alignment check to keystore mess with iv routine

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

lib/subghz/subghz_keystore.c

@@ -77,6 +77,8 @@ static bool subghz_keystore_process_line(SubGhzKeystore* instance, char* line) {
 }
 
 static void subghz_keystore_mess_with_iv(uint8_t* iv) {
+    // Alignment check for `ldrd` instruction
+    furi_assert(((uint32_t)iv) % 4 == 0);
     // Please do not share decrypted manufacture keys
     // Sharing them will bring some discomfort to legal owners
     // And potential legal action against you