chore(regen): regenerate with updated license year

Author: yoshi-automation

grpc-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseAdminGrpc.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

grpc-google-cloud-spanner-admin-instance-v1/src/main/java/com/google/spanner/admin/instance/v1/InstanceAdminGrpc.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

grpc-google-cloud-spanner-v1/src/main/java/com/google/spanner/v1/SpannerGrpc.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/CreateDatabaseMetadata.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/CreateDatabaseMetadataOrBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/CreateDatabaseRequest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/CreateDatabaseRequestOrBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/Database.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseName.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

proto-google-cloud-spanner-admin-database-v1/src/main/java/com/google/spanner/admin/database/v1/DatabaseOrBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.