Update receiver/googlecloudspannerreceiver/go.mod

Author: crobert-1

receiver/googlecloudspannerreceiver/go.mod

@@ -21,7 +21,7 @@ require (
 	go.uber.org/multierr v1.11.0
 	go.uber.org/zap v1.27.0
 	google.golang.org/api v0.216.0
-	google.golang.org/grpc v1.69.4  
+	google.golang.org/grpc v1.69.4
 	gopkg.in/yaml.v3 v3.0.1
 )