fix: reduce warn levels to debug for non-actionable errors (#3645)

Signed-off-by: Keith Zantow <kzantow@gmail.com>

internal/err_helper.go

@@ -12,7 +12,7 @@ import (
 // CloseAndLogError closes the given io.Closer and reports any errors found as a warning in the log
 func CloseAndLogError(closer io.Closer, location string) {
 	if err := closer.Close(); err != nil {
-		log.Warnf("unable to close file for location=%q: %+v", location, err)
+		log.Debugf("unable to close file for location=%q: %+v", location, err)
 	}
 }