[SPARK-3680][SQL] Fix bug caused by eager typing of HiveGenericUDFs

[marmbrus]

Typing of UDFs should be lazy as it is often not valid to call dataType on an expression until after all of its children are resolved.

[SparkQA]

QA tests have started for PR 2525 at commit 5b8efe7.

• This patch merges cleanly.

[SparkQA]

QA tests have finished for PR 2525 at commit 5b8efe7.

• This patch passes unit tests.
• This patch merges cleanly.
• This patch adds no public classes.

[SparkQA]

Test PASSed.
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https://amplab.cs.berkeley.edu/jenkins//job/SparkPullRequestBuilder/20762/

[yhuai]

LGTM