Block minner message remove deprecated logic

[zmcNotafraid]

浏览器关于 miner message 的显示最近是有什么改动吗? 数据看起来不太正常
https://explorer.nervos.org/block/0x2a802f870b86b8ca56366c2f8424cb1117ac9796f6638052c1024148c1128c50
这个区块, 通过 rpc
curl -X POST -H 'content-type: application/json' -d '{"id":0,"jsonrpc":"2.0","method":"get_block","params":["0x2a802f870b86b8ca56366c2f8424cb1117ac9796f6638052c1024148c1128c50"]}' https://mainnet.ckbapp.dev/
{"jsonrpc":"2.0","result":{"extension":"0x430f7a8e732faabb4773f1cd0cdaf036adfeb76e5bec6a7d38df290bab1f0fdd","header":{"compact_target":"0x19031d44","dao":"0x8726743dfe86314ea07349f4b5542800cb212f394733360600ad00e62e8e3e07","epoch":"0x15600860023a1","extra_hash":"0xa71cb989abfc0e929ff59656b3cb0f937a1831d8cb6af9a563a86e6b5ecb233d","hash":"0x2a802f870b86b8ca56366c2f8424cb1117ac9796f6638052c1024148c1128c50","nonce":"0xd2a8528e32254f3600000005b7a1004c","number":"0xb6feb4","parent_hash":"0xd82c191fd92fe1151b03f1736f5d40a9815e03b33824489a2e47d9a143907509","proposals_hash":"0x0000000000000000000000000000000000000000000000000000000000000000","timestamp":"0x18d1f9d995c","transactions_root":"0x0e976abdbd1ca4d3664d0737d1d3bb8d943a0971384046072621213da97e24e8","version":"0x0"},"proposals":[],"transactions":[{"cell_deps":[],"hash":"0xc3e6ec314394b060a51a857e4af3d13580829ab26e652d647353e07e4a37cee1","header_deps":[],"inputs":[{"previous_output":{"index":"0xffffffff","tx_hash":"0x0000000000000000000000000000000000000000000000000000000000000000"},"since":"0xb6feb4"}],"outputs":[{"capacity":"0x45b15c1df3","lock":{"args":"0xed99d08d751ae32df7fc6f3048b7cca56c3bfafa","code_hash":"0x9bd7e06f3ecf4be0f2fcd2188b23f1b9fcc88e5d4b65a8637b17723bbda3cce8","hash_type":"type"},"type":null}],"outputs_data":["0x"],"version":"0x0","witnesses":["0x7a0000000c00000055000000490000001000000030000000310000009bd7e06f3ecf4be0f2fcd2188b23f1b9fcc88e5d4b65a8637b17723bbda3cce801140000007164f48d7a5bf2298166f8d81b81ea4e908e16ad210000000000000020302e3131312e3020286161613531353820323032332d30392d313429"]}],"uncles":[]},"id":0}
拿到的 witness message 是0000000020302e3131312e3020286161613531353820323032332d30392d313429
但是浏览器里面显示的是 225c75303030305c75303030305c75303030305c753030303020302e3131312e3020286161613531353820323032332d3039326433313334323922

[zmcNotafraid]

It was caused by this code: https://github.com/nervosnetwork/ckb-explorer/pull/848/files
And why use 28 here the reason was unknown, so we remove this code now.

[zmcNotafraid]

PR: nervosnetwork/ckb-explorer#1633