docs(drivers): remove the legacy docstring

[nan-wang]

docs(drivers): remove the legacy docstring

[codecov]

Codecov Report

Merging #1941 (88e2dd2) into master (1898092) will decrease coverage by 2.47%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1941      +/-   ##
==========================================
- Coverage   86.55%   84.07%   -2.48%     
==========================================
  Files         148      148              
  Lines        7079     7079              
==========================================
- Hits         6127     5952     -175     
- Misses        952     1127     +175     

Impacted Files	Coverage Δ
jina/helloworld/__init__.py	0.00% <0.00%> (-100.00%)	⬇️
jina/helloworld/components.py	0.00% <0.00%> (-100.00%)	⬇️
jina/helloworld/helper.py	0.00% <0.00%> (-90.63%)	⬇️
jina/helloworld/chatbot/__init__.py	0.00% <0.00%> (-89.29%)	⬇️
jina/executors/devices.py	50.98% <0.00%> (-5.89%)	⬇️
jina/parsers/helloworld.py	95.00% <0.00%> (-5.00%)	⬇️
jina/logging/profile.py	67.71% <0.00%> (-3.15%)	⬇️
jina/flow/base.py	86.71% <0.00%> (-3.13%)	⬇️
jina/drivers/convert.py	90.90% <0.00%> (-3.04%)	⬇️
jina/drivers/evaluate.py	96.55% <0.00%> (-1.73%)	⬇️

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[github-actions]

Latency summary

Current PR yields:

• 😶 index QPS at 945, delta to last 3 avg.: +0%
• 🐢🐢 query QPS at 13, delta to last 3 avg.: -15%

Breakdown

Version	Index QPS	Query QPS
current	945	13
1.0.0	942	15
0.9.33	946	15

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