removing info log (#30971)

Log start of filestream scan at debug level

Co-authored-by: carlos97gr <carlosgperu97@gmail.com>
Co-authored-by: Craig MacKenzie <craig.mackenzie@elastic.co>

filebeat/input/filestream/fswatch.go

@@ -23,14 +23,15 @@ import (
 	"path/filepath"
 	"time"
 
+	"github.com/elastic/go-concert/timed"
+	"github.com/elastic/go-concert/unison"
+
 	"github.com/elastic/beats/v7/filebeat/input/file"
 	loginp "github.com/elastic/beats/v7/filebeat/input/filestream/internal/input-logfile"
 	"github.com/elastic/beats/v7/libbeat/common"
 	file_helper "github.com/elastic/beats/v7/libbeat/common/file"
 	"github.com/elastic/beats/v7/libbeat/common/match"
 	"github.com/elastic/beats/v7/libbeat/logp"
-	"github.com/elastic/go-concert/timed"
-	"github.com/elastic/go-concert/unison"
 )
 
 const (
@@ -135,7 +136,7 @@ func (w *fileWatcher) Run(ctx unison.Canceler) {
 }
 
 func (w *fileWatcher) watch(ctx unison.Canceler) {
-	w.log.Info("Start next scan")
+	w.log.Debug("Start next scan")
 
 	paths := w.scanner.GetFiles()