feat: rocketmq support consumeGoroutineNums

[hjxp]

No description provided.

[codecov-commenter]

Codecov Report

Merging #880 (7af5db0) into master (06f997a) will decrease coverage by 0.04%.
The diff coverage is 75.00%.

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@@            Coverage Diff             @@
##           master     #880      +/-   ##
==========================================
- Coverage   52.97%   52.94%   -0.04%     
==========================================
  Files         202      202              
  Lines       11333    11333              
==========================================
- Hits         6004     6000       -4     
- Misses       4873     4880       +7     
+ Partials      456      453       -3     

Impacted Files	Coverage Δ
pkg/client/rocketmq/push_consumer.go	47.48% <66.66%> (ø)
pkg/client/rocketmq/option.go	74.28% <100.00%> (ø)

... and 2 files with indirect coverage changes