fix: fixed metric regression tests merge

Author: alsenz

go.sum

@@ -267,6 +267,7 @@ golang.org/x/oauth2 v0.30.0/go.mod h1:B++QgG3ZKulg6sRPGD/mqlHQs5rB3Ml9erfeDY7xKl
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
 golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sys v0.0.0-20220408201424-a24fb2fb8a0f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=

objstore_test.go

@@ -325,12 +325,8 @@ func TestDownloadUploadDirConcurrency(t *testing.T) {
 	testutil.Ok(t, promtest.GatherAndCompare(r, strings.NewReader(`
 		# HELP objstore_bucket_operation_fetched_bytes_total Total number of bytes fetched from bucket, per operation.
 		# TYPE objstore_bucket_operation_fetched_bytes_total counter
-		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="attributes"} 0
-		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="delete"} 0
-		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="exists"} 0
 		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="get"} 1.048578e+06
 		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="get_range"} 0
-		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="iter"} 0
 		objstore_bucket_operation_fetched_bytes_total{bucket="",operation="upload"} 0
 		`), `objstore_bucket_operation_fetched_bytes_total`))