avoid load volume file with BytesOffset mismatch (#3841)

* avoid load volume file with BytesOffset mismatch

https://github.com/seaweedfs/seaweedfs/issues/2966

* set BytesOffset if has not VolumeInfoFile

* typos fail => failed

* exit if bytesOffset mismatch

weed/pb/volume_server_pb/volume_server_grpc.pb.go

@@ -11,7 +11,6 @@ import (
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the grpc package it is being compiled against.
-// Requires gRPC-Go v1.32.0 or later.
 const _ = grpc.SupportPackageIsVersion7
 
 // VolumeServerClient is the client API for VolumeServer service.