### What changes were proposed in this pull request?
This PR fixes a test failure in `OracleIntegrationSuite`.
After SPARK-34843 (#31965), the way to divide partitions is changed and `OracleIntegrationSuites` is affected.
```
[info] - SPARK-22814 support date/timestamp types in partitionColumn *** FAILED *** (230 milliseconds)
[info] Set(""D" < '2018-07-11' or "D" is null", ""D" >= '2018-07-11' AND "D" < '2018-07-15'", ""D" >= '2018-07-15'") did not equal Set(""D" < '2018-07-10' or "D" is null", ""D" >= '2018-07-10' AND "D" < '2018-07-14'", ""D" >= '2018-07-14'") (OracleIntegrationSuite.scala:448)
[info] Analysis:
[info] Set(missingInLeft: ["D" < '2018-07-10' or "D" is null, "D" >= '2018-07-10' AND "D" < '2018-07-14', "D" >= '2018-07-14'], missingInRight: ["D" < '2018-07-11' or "D" is null, "D" >= '2018-07-11' AND "D" < '2018-07-15', "D" >= '2018-07-15'])
```
### Why are the changes needed?
To follow the previous change.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
The modified test.
Closes#32186 from sarutak/fix-oracle-date-error.
Authored-by: Kousuke Saruta <sarutak@oss.nttdata.com>
Signed-off-by: Dongjoon Hyun <dhyun@apple.com>
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