fix: NewlineBeforeNewAssignSetRector variable as same name like prope… #28951

Job	Run time
End to end test - e2e/applied-rule-change-docblock	21s
End to end test - e2e/applied-rule-return-array-nodes	22s
End to end test - e2e/no-parallel-reflection-resolver	15s
End to end test - e2e/parallel-custom-config	25s
End to end test - e2e/parallel-reflection-resolver	21s
End to end test - e2e/applied-rule-removed-node	16s
End to end test - e2e/parallel with space	27s
End to end test - e2e/different-path-over-skip-config	22s
End to end test - e2e/invalid-paths	39s
End to end test - e2e/applied-polyfill-php80	23s
End to end test - e2e/print-new-node	14s
End to end test - e2e/only-option	21s
End to end test - e2e/only-option-quote-double-equalnone	16s
End to end test - e2e/only-option-quote-single	21s
End to end test - e2e/only-option-quote-single-bsdouble	21s
End to end test - e2e/only-option-quote-single-equalnone	21s
	5m 45s

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