[skip ci] Release 5.2.1

[skip ci] Release 5.2

[skip ci] Release 5.0

[maven-release-plugin] copy for tag gitSync-4.1

[maven-release-plugin] copy for tag gitSync-4.0

[skip ci] prepare release gitSync-3.9

[skip ci] copy for tag gitSync-3.8

[skip ci] copy for tag gitSync-3.7

[skip ci] copy for tag gitSync-3.6

[skip ci] copy for tag gitSync-3.5