[CodeQuality] Skip possibly undefined variable on CoalesceToTernaryRector #33788

Job	Run time
End to end test - e2e/applied-rule-return-array-nodes	20s
End to end test - e2e/applied-polyfill-php80	20s
End to end test - e2e/config-dist-fallback	20s
End to end test - e2e/applied-rule-change-docblock	20s
End to end test - e2e/applied-rule-removed-node	15s
End to end test - e2e/only-option-quote-single	14s
End to end test - e2e/config-file-priority	19s
End to end test - e2e/only-option-quote-single-bsdouble	14s
End to end test - e2e/no-parallel-reflection-resolver	21s
End to end test - e2e/only-option	17s
End to end test - e2e/invalid-paths	15s
End to end test - e2e/only-option-quote-double-equalnone	20s
End to end test - e2e/parallel-reflection-resolver	14s
End to end test - e2e/parallel-custom-config	21s
End to end test - e2e/applied-auto-import	20s
End to end test - e2e/only-option-quote-single-equalnone	16s
End to end test - e2e/different-path-over-skip-config	23s
End to end test - e2e/print-new-node	18s
End to end test - e2e/parallel with space	19s
	5m 46s

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