fix(gateway): event loop for rest server

[deepankarm]

No description provided.

[JoanFM]

No tests can be added to validate this?

[deepankarm]

No tests can be added to validate this?

I need to think about tests for this, as this is complex. will work on this, while solving issues with pytest.asyncio

[codecov]

Codecov Report

Merging #1408 (9f8c8da) into master (130dfbb) will decrease coverage by 0.18%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #1408      +/-   ##
==========================================
- Coverage   81.91%   81.73%   -0.19%     
==========================================
  Files         106      106              
  Lines        6980     6970      -10     
==========================================
- Hits         5718     5697      -21     
- Misses       1262     1273      +11     

Impacted Files	Coverage Δ
jina/clients/python/grpc.py	69.84% <ø> (-3.40%)	⬇️
jina/peapods/gateway/grpc.py	85.07% <100.00%> (-0.85%)	⬇️
jina/peapods/gateway/rest.py	89.23% <100.00%> (+0.34%)	⬆️
jina/logging/sse.py	91.93% <0.00%> (-3.23%)	⬇️
jina/peapods/container.py	88.17% <0.00%> (-2.16%)	⬇️
jina/peapods/zmq.py	82.51% <0.00%> (-1.92%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 130dfbb...00eb76f. Read the comment docs.