[ISSUE #8929] Proxy adds message body empty check when send in grpc protocol

[qianye1001]

Which Issue(s) This PR Fixes

Fixes #8929

Brief Description

How Did You Test This Change?

[qianye1001]

need to resolve dependency conflicts

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 28.57143% with 5 lines in your changes missing coverage. Please review.

Project coverage is 47.64%. Comparing base (66ba456) to head (0bb04af).
Report is 15 commits behind head on develop.

Files with missing lines	Patch %	Lines
...mq/proxy/grpc/v2/producer/SendMessageActivity.java	0.00%	1 Missing and 2 partials ⚠️
.../org/apache/rocketmq/proxy/config/ProxyConfig.java	50.00%	2 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             develop    #8930      +/-   ##
=============================================
+ Coverage      47.63%   47.64%   +0.01%     
+ Complexity     11756    11749       -7     
=============================================
  Files           1304     1304              
  Lines          91046    91125      +79     
  Branches       11672    11693      +21     
=============================================
+ Hits           43370    43421      +51     
+ Misses         42341    42325      -16     
- Partials        5335     5379      +44     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

---

🚨 Try these New Features:

• Flaky Tests Detection - Detect and resolve failed and flaky tests