[AINode] Support output time column for model inference

[ycycse]

This PR supports to generate time column by setting attribute in CALL INFERENCE in tree model. The timestamp column is generated based on the average interval of the input data.

call inference(<model_name>,sql[,generateTime=True/False][,window=<window_function>])

IoTDB> call inference(timer_test,'select s1,s2,s3 from root.** limit 7')
+-------+-------+-------+
|output0|output1|output2|
+-------+-------+-------+
|  3.885|  8.706|  2.025|
|  3.952|  8.813|   2.31|
|   2.88|  7.533|  1.564|
|   2.21|  7.249|  1.066|
|  2.143|    7.0|  0.888|
|  3.148|  7.995|   1.35|
|  3.014|   9.31|  1.457|
+-------+-------+-------+
Total line number = 7
It costs 0.029s
IoTDB> call inference(timer_test,'select s1,s2,s3 from root.** limit 7',generateTime=true)
+-----------------------------+-------+-------+-------+
|                         Time|output0|output1|output2|
+-----------------------------+-------+-------+-------+
|2017-10-20T06:00:00.000+08:00|  3.885|  8.706|  2.025|
|2017-10-20T06:51:25.714+08:00|  3.952|  8.813|   2.31|
|2017-10-20T07:42:51.428+08:00|   2.88|  7.533|  1.564|
|2017-10-20T08:34:17.142+08:00|   2.21|  7.249|  1.066|
|2017-10-20T09:25:42.856+08:00|  2.143|    7.0|  0.888|
|2017-10-20T10:17:08.570+08:00|  3.148|  7.995|   1.35|
|2017-10-20T11:08:34.284+08:00|  3.014|   9.31|  1.457|
+-----------------------------+-------+-------+-------+
Total line number = 7
It costs 0.031s

[sonarqubecloud]

Quality Gate passed

Issues
6 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

Attention: Patch coverage is 2.22222% with 44 lines in your changes missing coverage. Please review.

Project coverage is 39.44%. Comparing base (a7ebfa8) to head (d2ef477).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...ecution/operator/process/ai/InferenceOperator.java	0.00%	23 Missing ⚠️
...an/planner/plan/node/process/AI/InferenceNode.java	0.00%	10 Missing ⚠️
...e/iotdb/db/queryengine/plan/parser/ASTVisitor.java	0.00%	3 Missing ⚠️
...ueryengine/plan/statement/crud/QueryStatement.java	25.00%	3 Missing ⚠️
...db/db/queryengine/plan/analyze/AnalyzeVisitor.java	0.00%	2 Missing ⚠️
...b/queryengine/plan/planner/LogicalPlanBuilder.java	0.00%	1 Missing ⚠️
...b/queryengine/plan/planner/LogicalPlanVisitor.java	0.00%	1 Missing ⚠️
...ueryengine/plan/planner/OperatorTreeGenerator.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #15069      +/-   ##
============================================
+ Coverage     39.43%   39.44%   +0.01%     
  Complexity      193      193              
============================================
  Files          4596     4596              
  Lines        295115   295155      +40     
  Branches      36688    36696       +8     
============================================
+ Hits         116385   116431      +46     
+ Misses       178730   178724       -6     

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