Fix pipeline executor logging to use Infof

pipeline_executor/pipeline_executor.go

@@ -101,7 +101,7 @@ func ExecutePipeline(pe PipelineExecution, db database.Database, pipelineConf co
 		log.Errorf("%v: could not create docker client: %w", idStr, err)
 		return
 	}
-	log.Info("%v: source cloned successfully", idStr)
+	log.Infof("%v: source cloned successfully", idStr)
 
 	ctx := context.Background()
 
@@ -131,7 +131,7 @@ func ExecutePipeline(pe PipelineExecution, db database.Database, pipelineConf co
 	}
 	log.Debugf("%v: job source tarred", idStr)
 
-	log.Info("%v: building container", idStr)
+	log.Infof("%v: building container", idStr)
 
 	dockerBuildContext, err := os.Open(tarFile)
 	defer dockerBuildContext.Close()