Support to parse ANNS plan node

[longjiquan]

/kind improvement

[codecov[bot]]

Codecov Report

Merging #23463 (ce8f117) into sql_beta (43ac451) will increase coverage by 0.00%. The diff coverage is 69.16%.

@@            Coverage Diff             @@
##           sql_beta   #23463    +/-   ##
==========================================
  Coverage     79.32%   79.32%            
==========================================
  Files           794      799     +5     
  Lines         98490    98715   +225     
==========================================
+ Hits          78127    78307   +180     
- Misses        17237    17277    +40     
- Partials       3126     3131     +5     

Impacted Files	Coverage Δ
...mysqld/planner/visitor_expression_text_restorer.go	44.08% <0.00%> (ø)
internal/mysqld/planner/visitor_json.go	97.18% <11.11%> (-2.82%)	:arrow_down:
internal/mysqld/parser/antlrparser/node_ret.go	44.62% <50.00%> (+0.93%)	:arrow_up:
internal/mysqld/sqlutil/conv.go	50.00% <50.00%> (ø)
internal/mysqld/parser/antlrparser/ast_builder.go	44.28% <64.17%> (+5.99%)	:arrow_up:
internal/mysqld/planner/anns_clause.go	92.59% <92.59%> (ø)
internal/mysqld/planner/float_vector.go	100.00% <100.00%> (ø)
internal/mysqld/planner/kv_pair.go	100.00% <100.00%> (ø)
internal/mysqld/planner/query_specification.go	93.61% <100.00%> (+1.30%)	:arrow_up:
internal/mysqld/planner/vector.go	100.00% <100.00%> (ø)

... and 14 files with indirect coverage changes

[czs007]

/approve /lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, longjiquan

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