feature(physical-plan): add NullAwareMode to SortMergeJoinExec

[TinyMurky]

This is a draft PR, I'm still working on the issue

Which issue does this PR close?

• Closes Support null-aware (NOT IN) anti / mark joins in SortMergeJoinExec #25546

Rationale for this change

What changes are included in this PR?

What is the testing strategy for this PR?

Are there any user-facing changes?

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 22 lines in your changes missing coverage. Please review.
✅ Project coverage is 82.71%. Comparing base (6f3f7b7) to head (bd3306c).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...on/physical-plan/src/joins/sort_merge_join/exec.rs	0.00%	22 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #26090      +/-   ##
==========================================
- Coverage   82.72%   82.71%   -0.01%     
==========================================
  Files        1147     1147              
  Lines      448179   448201      +22     
  Branches   448179   448201      +22     
==========================================
- Hits       370751   370744       -7     
- Misses      54898    54923      +25     
- Partials    22530    22534       +4     

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[github-actions]

Thank you for opening this pull request!

Reviewer note: cargo-semver-checks reported the current version number is not SemVer-compatible with the changes in this pull request (compared against the base branch).

Details

     Cloning apache/main
    Building datafusion-physical-plan v55.1.0 (current)
       Built [  36.250s] (current)
     Parsing datafusion-physical-plan v55.1.0 (current)
      Parsed [   0.145s] (current)
    Building datafusion-physical-plan v55.1.0 (baseline)
       Built [  27.706s] (baseline)
     Parsing datafusion-physical-plan v55.1.0 (baseline)
      Parsed [   0.140s] (baseline)
    Checking datafusion-physical-plan v55.1.0 -> v55.1.0 (no change; assume patch)
     Checked [   0.958s] 223 checks: 222 pass, 1 fail, 0 warn, 31 skip

--- failure method_parameter_count_changed: pub method parameter count changed ---

Description:
A publicly-visible method now takes a different number of parameters, not counting the receiver (self) parameter.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#fn-change-arity
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.50.0/src/lints/method_parameter_count_changed.ron

Failed in:
  datafusion_physical_plan::joins::SortMergeJoinExec::try_new takes 7 parameters in /home/runner/work/datafusion/datafusion/target/semver-checks/git-apache_main/ad995f4dd276695f3b49af03f875b86fea22de77/datafusion/physical-plan/src/joins/sort_merge_join/exec.rs:148, but now takes 8 parameters in /home/runner/work/datafusion/datafusion/datafusion/physical-plan/src/joins/sort_merge_join/exec.rs:217

     Summary semver requires new major version: 1 major and 0 minor checks failed
    Finished [  67.380s] datafusion-physical-plan
    Building datafusion-proto-models v55.1.0 (current)
       Built [  18.543s] (current)
     Parsing datafusion-proto-models v55.1.0 (current)
      Parsed [   0.103s] (current)
    Building datafusion-proto-models v55.1.0 (baseline)
       Built [  18.124s] (baseline)
     Parsing datafusion-proto-models v55.1.0 (baseline)
      Parsed [   0.105s] (baseline)
    Checking datafusion-proto-models v55.1.0 -> v55.1.0 (no change; assume patch)
     Checked [   2.613s] 223 checks: 222 pass, 1 fail, 0 warn, 31 skip

--- failure constructible_struct_adds_field: struct exhaustively constructible through public API adds field ---

Description:
A pub struct that could be exhaustively constructed with a literal using only public API has a new pub field, breaking existing exhaustive literals.
        ref: https://doc.rust-lang.org/reference/expressions/struct-expr.html
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.50.0/src/lints/constructible_struct_adds_field.ron

Failed in:
  field SortMergeJoinExecNode.null_aware in /home/runner/work/datafusion/datafusion/datafusion/proto-models/src/generated/prost.rs:2708
  field SortMergeJoinExecNode.null_aware in /home/runner/work/datafusion/datafusion/datafusion/proto-models/src/generated/prost.rs:2708

     Summary semver requires new major version: 1 major and 0 minor checks failed
    Finished [  41.132s] datafusion-proto-models