fix: CometExec's outputPartitioning might not be same as Spark expects after AQE interferes #701

Job	Run time
macos-14(Silicon)/java 8-spark-3.4/rust	4m 24s
ubuntu-latest/java 8-spark-3.2/java	46m 26s
ubuntu-latest/java 8-spark-3.4/rust	5m 31s
macos-14(Silicon)/java 8-spark-3.4/java	33m 0s
ubuntu-latest/java 8-spark-3.3/java	48m 2s
ubuntu-latest/java 8-spark-3.4/java	47m 19s
macos-14(Silicon)/java 17-spark-3.4/rust	4m 25s
ubuntu-latest/java 11-spark-3.3/java	48m 31s
ubuntu-latest/java 17-spark-3.4/rust	5m 59s
ubuntu-latest/java 17-spark-3.3/java	45m 54s
ubuntu-latest/java 17-spark-3.4/java	43m 45s
macos-14(Silicon)/java 17-spark-3.4/java	34m 28s
macos-14(Silicon)/java 8-spark-3.2/java	30m 55s
${{ matrix.os }}/java ${{ matrix.java_version }}-spark-${{ matrix.spark-version }}/${{ matrix.test-target }}	0s
macos-14(Silicon)/java 17-spark-3.3/java	42m 8s
	7h 20m 47s

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