Added Kotlin & Swift icons

[PierreJanineh]

Added missing Kotlin and Swift icons
Fixes issue #26

Kotlin SVG source: https://www.vectorlogo.zone/logos/kotlinlang/index.html
Swift SVG source: https://www.vectorlogo.zone/logos/swift/index.html

[vercel]

Someone is attempting to deploy a commit to a Personal Account owned by @PressJump on Vercel.

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[PressJump]

Please use the up to date logo of Kotlin from their brand assets website found at https://kotlinlang.org/docs/kotlin-brand-assets.html#kotlin-logo .

[indexxing]

Please use the up to date logo of Kotlin from their brand assets website found at https://kotlinlang.org/docs/kotlin-brand-assets.html#kotlin-logo .

I wasn't sure how to add to this pull request, however I made a pull request #34 that has the modernized Kotlin language icon.

[PressJump]

Please use the up to date logo of Kotlin from their brand assets website found at https://kotlinlang.org/docs/kotlin-brand-assets.html#kotlin-logo .

I wasn't sure how to add to this pull request, however I made a pull request #34 that has the modernized Kotlin language icon.

Hey @indexxing
Thank you for your pull request. I will check it out today.

[PressJump]

Closed per Kotlin icon having restriction "Do not separate the mark from the text. Do not swap elements.".