fixup rpc CloseSend method

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

util.go

@@ -613,7 +613,7 @@ func (g *Generator) generateServiceClientStreamInterface(gfile *protogen.Generat
 		gfile.P("RecvMsg(msg interface{}) error")
 		if method.Desc.IsStreamingClient() && !method.Desc.IsStreamingServer() {
 			gfile.P("CloseAndRecv() (*", gfile.QualifiedGoIdent(method.Output.GoIdent), ", error)")
-			gfile.P("CloseSend() () error")
+			gfile.P("CloseSend() error")
 		}
 		gfile.P("Close() error")
 		if method.Desc.IsStreamingClient() {

variables.go

@@ -21,5 +21,5 @@ var (
 	grpcPackage            = protogen.GoImportPath("google.golang.org/grpc")
 	timePackage            = protogen.GoImportPath("time")
 	deprecationComment     = "// Deprecated: Do not use."
-	versionComment         = "v3.10.2"
+	versionComment         = "v3.10.3"
 )