ADD: added the possibility to load a default pwd file to be used with the "lf t55xx bruteforce" command.

new option:
      lf t55xx brutefore i default_pwd.dic    -  will load default pwds from file and test against tag.

client/cmdhfmf.c

@@ -792,7 +792,6 @@ int CmdHF14AMfNested(const char *Cmd)
 	return 0;
 }
 
-
 int CmdHF14AMfNestedHard(const char *Cmd)
 {
 	uint8_t blockNo = 0;
@@ -889,7 +888,6 @@ int CmdHF14AMfNestedHard(const char *Cmd)
 	return 0;
 }
 
-
 int CmdHF14AMfChk(const char *Cmd)
 {
 	if (strlen(Cmd)<3) {