Fix topics addition (Another solution) (#4031) (#4258)

Fix topics addition (Another solution) (#4031) (#4258)

* Added topics validation, fixed repo topics duplication (#4031)

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Added tests

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Fixed fmt

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Added comments to exported functions

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Deleted RemoveDuplicateTopics function

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Fixed messages

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Added migration

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* fmt migration file

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* fixed lint

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Added Copyright

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Added query solution for duplicates

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Fixed migration query

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Changed RegExp. Fixed migration

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* fmt migration file

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Fixed test for changed regexp

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Removed validation log messages

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Renamed migration file

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>
* Renamed validate function

Signed-off-by: Alexey Terentyev <axifnx@gmail.com>