Fix spelling errors in the project

[surajshetty3416]

Fix spelling errors in the project
spelling_errors.txt (extracted using cSpell and hence has some false positives which can be ignored)

To make the process faster use Iterm and VSCode.

Note:

• You need to append the complete path of the project in your local.
• CMD + CLICK to open file

[vr-greycube]

Why not use a ..