fix(v2alpha2): fix can not update emqx config

[Rory-Z]

No description provided.

[codecov]

Codecov Report

Patch coverage: 51.72% and project coverage change: +0.09% 🎉

Comparison is base (afcd5d9) 79.03% compared to head (868b6b3) 79.13%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #880      +/-   ##
==========================================
+ Coverage   79.03%   79.13%   +0.09%     
==========================================
  Files          67       67              
  Lines        5910     5923      +13     
==========================================
+ Hits         4671     4687      +16     
  Misses       1037     1037              
+ Partials      202      199       -3     

Files Changed	Coverage Δ
controllers/apps/v2alpha2/sync_emqx_config.go	62.76% <39.13%> (-0.25%)	⬇️
apis/apps/v2alpha2/emqx_webhook.go	97.60% <100.00%> (+2.74%)	⬆️

... and 2 files with indirect coverage changes

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