refactor(#2168): reimpl dayofyear udf

[aceforeverd]

• fix returns null value
• teach gtest print readable Nullable variable

#2168 related but not fully resolved by this PR

[codecov]

Codecov Report

Merging #2175 (941b165) into main (467e231) will increase coverage by 38.67%.
The diff coverage is 77.58%.

@@              Coverage Diff              @@
##               main    #2175       +/-   ##
=============================================
+ Coverage     37.09%   75.76%   +38.67%     
  Complexity      353      353               
=============================================
  Files           143      619      +476     
  Lines          8557   117253   +108696     
  Branches       1039     1039               
=============================================
+ Hits           3174    88835    +85661     
- Misses         5172    28207    +23035     
  Partials        211      211               

Impacted Files	Coverage Δ
hybridse/src/udf/literal_traits.h	93.82% <0.00%> (ø)
hybridse/src/udf/udf.h	100.00% <ø> (ø)
include/base/type.h	85.48% <0.00%> (ø)
hybridse/src/udf/udf.cc	85.24% <90.00%> (ø)
hybridse/src/codegen/udf_ir_builder_test.cc	99.48% <100.00%> (ø)
hybridse/src/udf/default_udf_library.cc	96.86% <100.00%> (ø)
src/log/log_test.cc	99.01% <0.00%> (ø)
src/sdk/mini_cluster.h	78.88% <0.00%> (ø)
hybridse/src/codegen/cond_select_ir_builder.cc	100.00% <0.00%> (ø)
hybridse/include/base/iterator.h	100.00% <0.00%> (ø)
... and 472 more

---

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[github-actions]

HybridSE Linux Test Report

19 278 tests   19 276 ✔️  5m 30s ⏱️
     237 suites           2 💤
       67 files             0 ❌

Results for commit 941b165.

[github-actions]

HybridSE Mac Test Report

19 278 tests   19 276 ✔️  7m 5s ⏱️
     237 suites           2 💤
       67 files             0 ❌

Results for commit 941b165.

[github-actions]

SDK Test Report

  77 files    77 suites   8m 23s ⏱️
165 tests 163 ✔️ 2 💤 0 ❌
206 runs  204 ✔️ 2 💤 0 ❌

Results for commit 941b165.

[github-actions]

Linux Test Report

       55 files       200 suites   51m 20s ⏱️
  9 227 tests   9 223 ✔️ 4 💤 0 ❌
13 578 runs  13 574 ✔️ 4 💤 0 ❌

Results for commit 941b165.

[lumianph]

High-priority Bugs (0.6.x)