[Docs] Minor Update README.rst

[ParthaPratimBanik]

Fixed minor grammatical + punctuation errors.

Description

Some grammatical + punctuation errors in README.rst:

• the singular-plural form of the verb in the present tense
• comma before and
• a singular-plural form of the noun

Checklist

• I have read the CONTRIBUTING file.

[welcome]

Thanks for opening this pull request! We'll make sure it's perfect before merging 🤗
Make sure to read the contributing guide. Also, if you think that your contribution is worthy of it, you can consider adding yourself to the Contributors list (feel free to ask us if you have any doubts).

[codeclimate]

Code Climate has analyzed commit 2d93a92 and detected 0 issues on this pull request.

View more on Code Climate.

[codecov-commenter]

Codecov Report

Patch coverage has no change and project coverage change: -0.06% ⚠️

Comparison is base (366583e) 55.23% compared to head (17fd1e7) 55.17%.
Report is 20 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev     #886      +/-   ##
==========================================
- Coverage   55.23%   55.17%   -0.06%     
==========================================
  Files         297      298       +1     
  Lines       13918    13956      +38     
==========================================
+ Hits         7687     7700      +13     
- Misses       6231     6256      +25     

see 8 files with indirect coverage changes

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[danibene]

Suggested change

	You have spotted a **mistake**? An **error** in a formula or code? OR there is just a step that you seem strange and you don't understand? **Please let us know!** We are Human beings, and we'll appreciate any inquiry.
	You have spotted a **mistake**? An **error** in a formula or code? OR there is just a step that seems strange and you don't understand? **Please let us know!** We are human beings, and we'll appreciate any inquiry.

[danibene]

Thank you for this :) I left one suggested change, otherwise looks good to me!

[ParthaPratimBanik]

Thank you for this :) I left one suggested change, otherwise looks good to me!

Thanks for your suggestion. It is done!

[welcome]

Congrats on merging your first pull request! 🎉🍾 We're looking forward to your next one!