config-template: add `server.max-grpc-send-msg-len` to template (#10181)
config-template: add `server.max-grpc-send-msg-len` to template (#10181)

* config-template: add `server.max-grpc_send_msg_len` to template

Signed-off-by: 5kbpers <tangminghua@pingcap.com>

* address comments

Signed-off-by: 5kbpers <tangminghua@pingcap.com>

Co-authored-by: qupeng <61d746964f2cf9aa900605464d8422efaad5ea7d@pingcap.com>
BusyJay/tikv,BusyJay/tikv,BusyJay/tikv,BusyJay/tikv