Fixed persian translation

[iArmanKarimi]

Fixed persian translation for "sequence" and "present"

Description

Modified the translation for Persian/Farsi (fa).

Fixed persian translation for "sequence" and "present". There was also a switched phrase translation.
The translation looked like it was made by machine translation.

Ref: #236

Type of change

• Bug fix (added a non-breaking change which fixes an issue)
• New feature (added a non-breaking change which adds functionality)
• Updated documentation (updated the readme, templates, or other repo files)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• I have checked to make sure no other pull requests are open for this issue
• The code is properly formatted and is consistent with the existing code style
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings

[DenverCoder1]

Looks great! Thanks for the correction 🎉