fix: typos in documentation files

[leopardracer]

This pull request contains changes to improve clarity, correctness and structure.

Description correction: Corrected "planning ot provide" to "planning to provide". Corrected "please use you own" to "please use your own". Corrected "examplify" to "exemplify". Corrected "excuted" to "executed". Corrected "transcations" to "transactions". Corrected "Simlarly" to "Similarly". Corrected "decentralised" to "decentralized".

Please review the changes and let me know if any additional changes are needed.

[CLAassistant]

All committers have signed the CLA.

[leopardracer]

@ivokub Hi! Just wanted to remind you about this PR. If you have some time, please take a look. Thank you!

[ivokub]

@ivokub Hi! Just wanted to remind you about this PR. If you have some time, please take a look. Thank you!

I'm not maintainer of this repo. And it seems that its development is stalled.