refactor: move test file structure

[hanxiao]

No description provided.

[github-actions]

Latency summary

Current PR yields:

• 😶 index QPS at 1987, delta to last 3 avg.: +0%
• 😶 query QPS at 37, delta to last 3 avg.: -3%

Breakdown

Version	Index QPS	Query QPS
current	1987	37
0.9.2	1934	38
0.9.1	2000	38
0.8.22	2029	38

Backed by latency-tracking. Further commits will update this comment.

[codecov]

Codecov Report

Merging #1629 (a4dedb7) into master (5edbce9) will increase coverage by 0.99%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1629      +/-   ##
==========================================
+ Coverage   84.00%   85.00%   +0.99%     
==========================================
  Files         126      126              
  Lines        6591     6650      +59     
==========================================
+ Hits         5537     5653     +116     
+ Misses       1054      997      -57     

Flag	Coverage Δ
ci	85.00% <ø> (?)
core	85.00% <ø> (?)
integration	72.34% <ø> (?)
unit	80.84% <ø> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
jina/logging/profile.py	69.84% <0.00%> (-0.56%)	⬇️
jina/drivers/craft.py	100.00% <0.00%> (ø)
jina/types/ndarray/generic.py	100.00% <0.00%> (ø)
jina/drivers/encode.py	94.91% <0.00%> (+0.08%)	⬆️
jina/enums.py	96.59% <0.00%> (+0.09%)	⬆️
jina/jaml/__init__.py	95.93% <0.00%> (+0.09%)	⬆️
jina/clients/helper.py	94.00% <0.00%> (+0.12%)	⬆️
jina/executors/indexers/vector.py	93.15% <0.00%> (+0.14%)	⬆️
jina/peapods/runtimes/asyncio/rest/__init__.py	93.18% <0.00%> (+0.15%)	⬆️
jina/flow/builder.py	73.91% <0.00%> (+0.28%)	⬆️
... and 13 more

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