Updated the social media URL in the Podspec.
Updated the social media URL in the Podspec.

We should be reached https://twitter.com/1Password instead.

danielctull-forks/onepassword-app-extension,Kingside/onepassword-app-extension,hsk945/onepassword-app-extension,hsk945/onepassword-app-extension,ello/onepassword-app-extension,timonus/onepassword-app-extension,ello/onepassword-app-extension,benjaminsnorris/onepassword-app-extension,ghecho/onepassword-app-extension,remypanicker/onepassword-app-extension,ello/onepassword-app-extension,Kingside/onepassword-app-extension,remypanicker/onepassword-app-extension,remypanicker/onepassword-app-extension,AgileBits/onepassword-app-extension,benjaminsnorris/onepassword-app-extension,ghecho/onepassword-app-extension,panicinc/onepassword-app-extension,ghecho/onepassword-app-extension,timonus/onepassword-app-extension,AgileBits/onepassword-app-extension,timonus/onepassword-app-extension,Kingside/onepassword-app-extension,tapi/onepassword-app-extension,panicinc/onepassword-app-extension,benjaminsnorris/onepassword-app-extension,AgileBits/onepassword-app-extension,ministrycentered/onepassword-app-extension