format

Change-Id: If45f757c96e8d1c69b50f1cf8894de1fe4e73b48

Author: igorbernstein2

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/internal/csm/exporter/BigtablePeriodicReader.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2026 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package com.google.cloud.bigtable.data.v2.internal.csm.exporter;
 
 import io.opentelemetry.sdk.common.CompletableResultCode;

google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/internal/csm/exporter/Converter.java

@@ -13,7 +13,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package com.google.cloud.bigtable.data.v2.internal.csm.exporter;
 
 import static com.google.api.MetricDescriptor.MetricKind.CUMULATIVE;