[tdd] Add AddVarArrayDocblockFromDimFetchAssignRector #31942

Job	Run time
Composer Validate	25s
Help and Version	23s
Run with Space in Directory	20s
Detect composer dependency issues	21s
PHP Linter	30s
Check no "*.php" files in rules Fixture directory	20s
Active Classes	20s
Commented Code	21s
Check fixture classes are different to nodes	18s
Check before/after test fixture on no-changes	19s
Compatible PHPStan versions	25s
PHPStan	1m 31s
Finalize classes	26s
Preload php-parser Order	22s
	6m 21s

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