Removed social_media_url in Podspec to fix pod lib lint, see CocoaPods/CocoaPods#10291

Author: tobihagemann

CryptomatorCryptoLib.podspec

@@ -9,7 +9,6 @@ Pod::Spec.new do |s|
                          'Sebastian Stenzel' => '[email protected]',
                          'Tobias Hagemann' => '[email protected]' }
   s.source           = { :git => 'https://github.com/cryptomator/cryptolib-swift.git', :tag => s.version.to_s }
-  s.social_media_url = 'https://twitter.com/Cryptomator'
 
   s.public_header_files = 'Sources/CryptomatorCryptoLib/CryptomatorCryptoLib.h'
   s.source_files = 'Sources/CryptomatorCryptoLib/**/*.{swift,h}'