[SPARK-52872][SQL][TESTS] Improve test coverage for HigherOrderFunctions

### What changes were proposed in this pull request?
Adding test cases for `HigherOrderFunctions` without lambdas

### Why are the changes needed?
To improve test coverage

### Does this PR introduce _any_ user-facing change?
No

### How was this patch tested?
This PR adds tests.

### Was this patch authored or co-authored using generative AI tooling?
No

Closes apache#51564 from mihailotim-db/mihailotim-db/hof_tests.

Authored-by: Mihailo Timotic <[email protected]>
Signed-off-by: Wenchen Fan <[email protected]>

Author: mihailotim-db