Update fix-duplicates maintenance task (#17731)

* Update fix-duplicates task to 2022_02_10_153119

Also add support for Appeal to AccountMerging#merge_with!

* Update fix-duplicates task to 2022_03_07_094650

* Update fix-duplicates task to 2022_03_09_213005

* Update fix-duplicates task to 2022_03_07_083603

* Update fix-duplicates task to 2022_03_10_060626

* Update fix-duplicates script to 2022_03_07_083603

* Update fix-duplicates task to 2022_03_10_060706

* Update fix-duplicates task to 2022_03_10_060959

* Silence CodeClimate