STORAGE: Refine the storage engine descriptor

[bohutang]

I hereby agree to the terms of the CLA available at: https://databend.rs/dev/policies/cla/

Summary

Summary about this PR：

1. Refine the storage engine descriptor

Changelog

• Improvement

Related Issues

Fixes #issue

Test Plan

Unit Tests

Stateless Tests

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[bohutang]

cc @SGZW for review

[codecov-commenter]

Codecov Report

Merging #4061 (0aed67b) into main (c340c45) will decrease coverage by 0%.
The diff coverage is 85%.

@@          Coverage Diff          @@
##            main   #4061   +/-   ##
=====================================
- Coverage     57%     57%   -1%     
=====================================
  Files        825     825           
  Lines      43625   43628    +3     
=====================================
+ Hits       24935   24936    +1     
- Misses     18690   18692    +2     

Impacted Files	Coverage Δ
query/src/catalogs/catalog.rs	29% <0%> (ø)
query/src/sql/statements/statement_show_engines.rs	0% <0%> (ø)
query/src/storages/storage_factory.rs	84% <85%> (+5%)	⬆️
query/src/catalogs/impls/database_catalog.rs	77% <100%> (ø)
query/src/catalogs/impls/mutable_catalog.rs	73% <100%> (ø)
query/src/storages/fuse/table.rs	93% <100%> (ø)
query/src/storages/github/github_table.rs	8% <100%> (ø)
query/src/storages/memory/memory_table.rs	96% <100%> (ø)
query/src/storages/null/null_table.rs	90% <100%> (ø)
common/containers/src/pool.rs	77% <0%> (-3%)	⬇️
... and 3 more

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[bohutang]

Let's merge!