lightningd: change the regtest default port according with the tests

This doesn't make sense, but for now we just keep it

Signed-off-by: Vincenzo Palazzo <vincenzopalazzodev@gmail.com>

bitcoin/chainparams.c

@@ -68,7 +68,7 @@ const struct chainparams networks[] = {
 				      0x33, 0x2a, 0x1f, 0xc7, 0xb2, 0xb7, 0x3c,
 				      0xf1, 0x88, 0x91, 0x0f}}}},
      .rpc_port = 18443,
-     .ln_port = 9735,
+     .ln_port = 19846,
      .cli = "bitcoin-cli",
      .cli_args = "-regtest",
      .cli_min_supported_version = 150000,
@@ -192,7 +192,7 @@ const struct chainparams networks[] = {
 				      0xfe, 0x14, 0x68, 0x01, 0x16, 0x23, 0x93,
 				      0x36, 0x42, 0x86, 0xc6}}}},
      .rpc_port = 19332,
-     .ln_port = 9735,
+     .ln_port = 20735,
      .cli = "elements-cli",
      .cli_args = "-chain=liquid-regtest",
      .dust_limit = {546},