[#1472][part-1] fix(server): Upgrade Netty and GRPC

[rickyma]

What changes were proposed in this pull request?

Upgrade Netty and GRPC

Why are the changes needed?

A sub PR for: #1519

Does this PR introduce any user-facing change?

No.

How was this patch tested?

Existing UTs.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (576a925) 54.27% compared to head (1e32dcf) 55.19%.
Report is 8 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1520      +/-   ##
============================================
+ Coverage     54.27%   55.19%   +0.91%     
- Complexity     2807     2808       +1     
============================================
  Files           427      410      -17     
  Lines         24349    22049    -2300     
  Branches       2077     2082       +5     
============================================
- Hits          13215    12169    -1046     
+ Misses        10305     9121    -1184     
+ Partials        829      759      -70     

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[github-actions]

Test Results

2 287 files  ±0  2 287 suites  ±0   4h 28m 30s ⏱️ +45s
  819 tests ±0    818 ✅ ±0   1 💤 ±0  0 ❌ ±0 
9 086 runs  ±0  9 073 ✅ ±0  13 💤 ±0  0 ❌ ±0 

Results for commit 1e32dcf. ± Comparison against base commit 866f5ff.

[jerqi]

LGTM, thanks @rickyma , merged to master.