feat: auto Feature Engineering

[explcre]

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
  2022 gitlink code link
  Auto Feature Engineering.

• What is the current behavior? (You can also link to an open issue here)

• What is the new behavior (if this is a feature change)?

• Developed an automated feature engineering pipeline, including feature generation and selection, based on AutoX and
  OpenMLDB sql with Python.
• The program automatically generates sql query which meets OpenMLDB standard and get data from it through web request.
• The data is transformed by OpenMLDB sql to get time series and statistics features, and then we select the most important k
  features based on some algorithms.

[codecov]

Codecov Report

Base: 75.61% // Head: 75.60% // Decreases project coverage by -0.01% ⚠️

Coverage data is based on head (34b3519) compared to base (ba29780).
Patch has no changes to coverable lines.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2381      +/-   ##
============================================
- Coverage     75.61%   75.60%   -0.02%     
  Complexity      392      392              
============================================
  Files           644      644              
  Lines        121410   121410              
  Branches       1060     1060              
============================================
- Hits          91807    91789      -18     
- Misses        29366    29384      +18     
  Partials        237      237              

Impacted Files	Coverage Δ
...s/query_response_time/deploy_query_response_time.h	81.25% <0.00%> (-18.75%)	⬇️
...atistics/query_response_time/query_response_time.h	78.26% <0.00%> (-4.35%)	⬇️
src/rpc/rpc_client.h	85.13% <0.00%> (-4.06%)	⬇️
.../query_response_time/deploy_query_response_time.cc	97.10% <0.00%> (-2.90%)	⬇️
src/sdk/db_sdk.cc	66.14% <0.00%> (-0.45%)	⬇️
src/catalog/client_manager.cc	42.20% <0.00%> (-0.29%)	⬇️
src/nameserver/name_server_impl.cc	43.56% <0.00%> (-0.13%)	⬇️
src/client/tablet_client.cc	57.43% <0.00%> (-0.12%)	⬇️
src/tablet/tablet_impl.cc	62.65% <0.00%> (ø)
hybridse/src/vm/runner.cc	68.11% <0.00%> (+0.03%)	⬆️
... and 2 more

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[github-actions]

Linux Test Report

568 tests   561 ✔️  26m 13s ⏱️
  57 suites      7 💤
  51 files        0 ❌

Results for commit 34b3519.

♻️ This comment has been updated with latest results.

[github-actions]

SDK Test Report

  83 files    83 suites   1m 44s ⏱️
174 tests 168 ✔️ 6 💤 0 ❌
220 runs  214 ✔️ 6 💤 0 ❌

Results for commit 34b3519.

♻️ This comment has been updated with latest results.

[dl239]

auto-fe is a tool? whether to move to openmldb_tool dir @vagetablechicken

[vagetablechicken]

auto-fe is a tool? whether to move to openmldb_tool dir @vagetablechicken

It will take so many dependencies. It' better to be a standalone project