[maven-release-plugin] copy for tag gson-parent-2.12.1

[maven-release-plugin] copy for tag gson-parent-2.12.0

[maven-release-plugin] copy for tag gson-parent-2.11.0

[maven-release-plugin] copy for tag gson-parent-2.10.1

[maven-release-plugin] copy for tag gson-parent-2.10

[maven-release-plugin] copy for tag gson-parent-2.9.1

[maven-release-plugin] copy for tag gson-parent-2.9.0

[maven-release-plugin] copy for tag gson-parent-2.8.9

[maven-release-plugin] copy for tag gson-parent-2.8.8

[maven-release-plugin] copy for tag gson-parent-2.8.7