Milo: Fix empty lines in step text

milo/api/proto/pb.discovery.go

 // AUTOGENERATED. DO NOT EDIT.
 
 package milo
 
 import discovery "github.com/luci/luci-go/grpc/discovery"
 
 import "github.com/golang/protobuf/protoc-gen-go/descriptor"
 
 func init() {
         discovery.RegisterDescriptorSetCompressed(
                 []string{
                         "milo.Buildbot", "milo.BuildInfo",
                 },
                 []byte{31, 139,
-                        8, 0, 0, 9, 110, 136, 0, 255, 212, 188, 93, 108, 28, 201,
+                        8, 0, 0, 0, 0, 0, 0, 255, 212, 188, 93, 108, 28, 201,
                         181, 31, 62, 213, 213, 51, 28, 22, 191, 139, 148, 68, 181, 184,
                         82, 45, 37, 81, 164, 150, 26, 81, 148, 86, 171, 207, 245, 142,
                         200, 161, 52, 123, 41, 146, 158, 33, 87, 171, 189, 246, 106, 155,
                         51, 69, 178, 87, 51, 221, 179, 221, 61, 164, 184, 255, 63, 22,
                         9, 98, 24, 78, 46, 112, 13, 35, 134, 17, 4, 70, 190, 28,
                         24, 176, 55, 136, 1, 199, 6, 28, 44, 96, 100, 17, 251, 45,
                         65, 222, 130, 32, 15, 121, 73, 144, 188, 230, 241, 222, 32, 15,
                         193, 57, 85, 213, 221, 67, 81, 187, 182, 239, 211, 21, 252, 49,
                         167, 187, 234, 119, 78, 157, 58, 85, 117, 206, 169, 211, 100, 255,
                         101, 134, 157, 219, 13, 130, 221, 150, 188, 218, 9, 131, 56, 216,
@@ skipping 666 matching lines @@
 //
 // Do NOT modify the returned descriptor.
 func FileDescriptorSet() *descriptor.FileDescriptorSet {
         // We just need ONE of the service names to look up the FileDescriptorSet.
         ret, err := discovery.GetDescriptorSet("milo.Buildbot")
         if err != nil {
                 panic(err)
         }
         return ret
 }