Fixed hindi translations of issue no 2609

[reach2saksham]

Fixes #2609

Changes:

I have verified that this pull request:

• has no linting errors (npm run lint)
• has no test errors (npm run test)
• is from a uniquely-named feature branch and is up to date with the develop branch.
• is descriptively named and links to an issue number, i.e. Fixes #123

Hindi translations I have added are of the following:

About{
Examples
PrivacyPolicy
TermsOfUse
CodeOfConduct
}
Prefrences{
FontSize
SetFontSize
}
KeyboardShortcuts{
SublimeText
ColorPicker
}
MobilePrefrences{
AutocompleteHinter
}
Cookies {
Header
Body
AllowAll
AllowEssential
}
Legal {
PrivacyPolicy
TermsOfUse
CodeOfConduct

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