[flink] 01/13: [release] Upgrade current version to 1.15 for TypeSerializerUpgradeTestBase and create snapshots

This is an automated email from the ASF dual-hosted git repository. gaoyunhaii pushed a commit to branch master in repository https://gitbox.apache.org/repos/asf/flink.git commit da9e6bee0c7771682eda018293f50c3e05a1dc43 Author: Yun Gao AuthorDate: Sat May 7 12:06:39 2022 +0800 [release]

[flink] 01/13: [release] Upgrade current version to 1.15 for TypeSerializerUpgradeTestBase and create snapshots

This is an automated email from the ASF dual-hosted git repository. gaoyunhaii pushed a commit to branch 1.15_create in repository https://gitbox.apache.org/repos/asf/flink.git commit 18b57b3689c6ef4084dd3e922af1e022e50db995 Author: Yun Gao AuthorDate: Sat May 7 12:06:39 2022 +0800