docs(readme): spelling, grammar fixes

[alexcg1]

No description provided.

[codecov]

Codecov Report

Merging #2013 (cf163fb) into master (4f9a0c3) will decrease coverage by 22.19%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master    #2013       +/-   ##
===========================================
- Coverage   79.94%   57.74%   -22.20%     
===========================================
  Files         149      147        -2     
  Lines        7120     7102       -18     
===========================================
- Hits         5692     4101     -1591     
- Misses       1428     3001     +1573     

Flag	Coverage Δ
jina	57.74% <ø> (?)

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

Impacted Files	Coverage Δ
jina/helloworld/__init__.py	0.00% <0.00%> (-100.00%)	⬇️
jina/types/request/common.py	0.00% <0.00%> (-100.00%)	⬇️
jina/helloworld/components.py	0.00% <0.00%> (-100.00%)	⬇️
jina/jaml/parsers/default/v1.py	0.00% <0.00%> (-100.00%)	⬇️
jina/types/ndarray/sparse/numpy.py	0.00% <0.00%> (-100.00%)	⬇️
jina/types/ndarray/sparse/pytorch.py	0.00% <0.00%> (-100.00%)	⬇️
jina/types/ndarray/sparse/tensorflow.py	0.00% <0.00%> (-100.00%)	⬇️
jina/optimizers/parameters.py	0.00% <0.00%> (-97.50%)	⬇️
jina/optimizers/flow_runner.py	0.00% <0.00%> (-95.66%)	⬇️
jina/clients/sugary_io.py	0.00% <0.00%> (-92.11%)	⬇️
... and 93 more

---

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 4f9a0c3...3756039. Read the comment docs.

[github-actions]

Latency summary

Current PR yields:

• 😶 index QPS at 1026, delta to last 3 avg.: +0%
• 😶 query QPS at 17, delta to last 3 avg.: +0%

Breakdown

Version	Index QPS	Query QPS
current	1026	17
1.0.4	1047	16
1.0.3	1009	16

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