refactor(udf): use cfg_or_panic for UDF implementations

[BugenZhao]

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What's changed and what's your intention?

As title. 💦 Check https://crates.io/crates/cfg-or-panic for more details.

Checklist

• I have written necessary rustdoc comments
• I have added necessary unit tests and integration tests
• All checks passed in ./risedev check (or alias, ./risedev c)

Documentation

• My PR needs documentation updates. (Please use the Release note section below to summarize the impact on users)

Release note

If this PR includes changes that directly affect users or other significant modifications relevant to the community, kindly draft a release note to provide a concise summary of these changes. Please prioritize highlighting the impact these changes will have on users.

[wangrunji0408]

🎉

[codecov]

Codecov Report

Merging #12416 (7d3876d) into main (a789c61) will increase coverage by 0.02%.
Report is 3 commits behind head on main.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main   #12416      +/-   ##
==========================================
+ Coverage   69.74%   69.76%   +0.02%     
==========================================
  Files        1424     1424              
  Lines      236429   236339      -90     
==========================================
- Hits       164889   164883       -6     
+ Misses      71540    71456      -84     

Flag	Coverage Δ
rust	69.76% <0.00%> (+0.02%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
src/expr/src/expr/expr_udf.rs	0.00% <0.00%> (ø)
src/expr/src/table_function/user_defined.rs	0.00% <0.00%> (ø)
src/udf/src/external.rs	0.00% <0.00%> (ø)

... and 3 files with indirect coverage changes

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