composer(deps-dev): bump rector/rector from 1.1.0 to 1.2.8 #3204

Job	Run time
Coding Standards	27s
Check architecture	25s
xml-lint	15s
Code Coverage / Code Coverage	5m 13s
Lint root / Lint yaml & Composer (8.2)	8s
Static analysis / Static Code Analysis (8.2)	41s
Unit test / Supported Versions Matrix	3s
Unit test / Tests (8.1, lowest)	57s
Unit test / Tests (8.1, locked)	15s
Unit test / Tests (8.1, highest)	1m 2s
Unit test / Tests (8.2, lowest)	32s
Unit test / Tests (8.2, locked)	24s
Unit test / Tests (8.2, highest)	1m 2s
Unit test / Tests (8.3, lowest)	33s
Unit test / Tests (8.3, locked)	17s
Unit test / Tests (8.3, highest)	33s
integration test / Supported Versions Matrix	6s
Functional test / Supported Versions Matrix	3s
Functional test / Tests (8.1, lowest)	41s
Functional test / Tests (8.1, locked)	31s
Functional test / Tests (8.1, highest)	1m 18s
Functional test / Tests (8.2, lowest)	45s
Functional test / Tests (8.2, locked)	27s
Functional test / Tests (8.2, highest)	40s
Functional test / Tests (8.3, lowest)	45s
Functional test / Tests (8.3, locked)	26s
Functional test / Tests (8.3, highest)	1m 7s
integration test / Tests (8.1, lowest)	1m 49s
integration test / Tests (8.1, locked)	59s
integration test / Tests (8.1, highest)	50s
integration test / Tests (8.2, lowest)	1m 19s
integration test / Tests (8.2, locked)	1m 8s
integration test / Tests (8.2, highest)	1m 31s
integration test / Tests (8.3, lowest)	1m 16s
integration test / Tests (8.3, locked)	56s
integration test / Tests (8.3, highest)	53s
	30m 17s

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