Improve Help on some Console commands

[bvernoux]

Console commands help improvements:

1. Console jtag => brute => bypass
   "Performs a BYPASS scan on n pins"
   to be replaced by
   "Performs a BYPASS scan on x pins (PB0 up to PB11)"
   See https://github.com/hydrabus/hydrafw/blob/master/src/hydrabus/commands.c#L241
2. Console jtag => brute => idcode
   "Performs an IDCODE scan on n pins"
   to be replaced by
   "Performs an IDCODE scan on x pins (PB0 up to PB11)"
   See https://github.com/hydrabus/hydrafw/blob/master/src/hydrabus/commands.c#L246
3. Console 2-wire => brute
   "Perform a SWD enumeration on pins"
   to be replaced by
   "Perform a SWD enumeration on x pins (PB0 up to PB11)"
   See https://github.com/hydrabus/hydrafw/blob/master/src/hydrabus/commands.c#L1465

Modifications done in Wiki towards JTAG brute & 2-wire SWD brute:

• https://github.com/hydrabus/hydrafw/wiki/HydraFW-JTAG-guide/_compare/74b25ea44ae7321b505a42b21f275daa4aeadd0f...4d921eef2563d170d8a6e9503c8d2a9f919153cb
• https://github.com/hydrabus/hydrafw/wiki/HydraFW-2wire-guide/_compare/af9b1fae21b2a49ad27607f37a65414398f1629e