[ISSUE #224]🎨Using cfg to solve the problem that the MessageStore trait cannot be converted to an object

[mxsm]

Which Issue(s) This PR Fixes(Closes)

Fixes #224

Brief Description

How Did You Test This Change?

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 13.97%. Comparing base (9f20367) to head (2db9f2d).

Files	Patch %	Lines
rocketmq-broker/src/broker_controller.rs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #225   +/-   ##
=======================================
  Coverage   13.97%   13.97%           
=======================================
  Files         139      139           
  Lines        7107     7107           
=======================================
  Hits          993      993           
  Misses       6114     6114           

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