proto: regenerate code (#6977)

## Description

Replace all seemed to have been used causing proto files to be changed without being regenerated

rpc/grpc/types.pb.go

@@ -6,15 +6,14 @@ package coregrpc
 import (
 	context "context"
 	fmt "fmt"
-	io "io"
-	math "math"
-	math_bits "math/bits"
-
 	proto "github.com/gogo/protobuf/proto"
 	types "github.com/tendermint/tendermint/abci/types"
 	grpc "google.golang.org/grpc"
 	codes "google.golang.org/grpc/codes"
 	status "google.golang.org/grpc/status"
+	io "io"
+	math "math"
+	math_bits "math/bits"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.