Add the span_id field in Span and WriteRequest

Author: ButterBright

src/main/proto/banyandb/v1/banyandb-trace.proto

@@ -31,6 +31,7 @@ message WriteRequest {
   repeated model.v1.TagValue tags = 2;
   bytes span = 3;
   uint64 version = 4;
+  string span_id = 5;
 }
 
 message WriteResponse {
@@ -46,8 +47,9 @@ message InternalWriteRequest {
 
 // Query messages
 message Span {
-  repeated model.v1.Tag tags = 1;
+  repeated modl.v1.Tag tags = 1;
   bytes span = 2;
+  string span_id = 3;
 }
 
 message Trace {