Pin protobuf packages (#3715)

* Pin protobuf packages

It happened in the past that I ran with the wrong protobuf version
installed locally, and apparently there is even still some file wrong in
splithttp. Fix this issue once and for all.

* bump protobuf packages

* Revert "bump protobuf packages"

This reverts commit 7a3509346a0e29721bb2ddf7857addd622b5674c.

* Revert "Revert "bump protobuf packages""

This reverts commit bb79707d15ca79527fba789276874844605d1d81.

* fix deprecated grpc usage

common/log/log.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.34.1
+// 	protoc-gen-go v1.34.2
 // 	protoc        v5.27.0
 // source: common/log/log.proto
 
@@ -106,7 +106,7 @@ func file_common_log_log_proto_rawDescGZIP() []byte {
 }
 
 var file_common_log_log_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_common_log_log_proto_goTypes = []interface{}{
+var file_common_log_log_proto_goTypes = []any{
 	(Severity)(0), // 0: xray.common.log.Severity
 }
 var file_common_log_log_proto_depIdxs = []int32{