Set the correct content type for version badges in blob storage.
Set the correct content type for version badges in blob storage.

This is needed to display the version badges as images in external
websites like github.

stuartleeks/dotnet-cli,gkhanna79/cli,livarcocc/cli-1,mlorbetske/cli,mlorbetske/cli,dasMulli/cli,blackdwarf/cli,AbhitejJohn/cli,harshjain2/cli,jkotas/cli,jonsequitur/cli,mylibero/cli,Faizan2304/cli,schellap/cli,dasMulli/cli,weshaggard/cli,mlorbetske/cli,svick/cli,borgdylan/dotnet-cli,ravimeda/cli,jkotas/cli,gkhanna79/cli,stuartleeks/dotnet-cli,schellap/cli,nguerrera/cli,mylibero/cli,AbhitejJohn/cli,AbhitejJohn/cli,stuartleeks/dotnet-cli,nguerrera/cli,MichaelSimons/cli,harshjain2/cli,naamunds/cli,stuartleeks/dotnet-cli,MichaelSimons/cli,gkhanna79/cli,JohnChen0/cli,mlorbetske/cli,schellap/cli,FubarDevelopment/cli,MichaelSimons/cli,krwq/cli,ravimeda/cli,danquirk/cli,blackdwarf/cli,FubarDevelopment/cli,weshaggard/cli,jkotas/cli,anurse/Cli,nguerrera/cli,mylibero/cli,jonsequitur/cli,schellap/cli,weshaggard/cli,naamunds/cli,jkotas/cli,jonsequitur/cli,krwq/cli,danquirk/cli,jonsequitur/cli,FubarDevelopment/cli,johnbeisner/cli,jkotas/cli,gkhanna79/cli,schellap/cli,marono/cli,nguerrera/cli,MichaelSimons/cli,naamunds/cli,MichaelSimons/cli,AbhitejJohn/cli,borgdylan/dotnet-cli,JohnChen0/cli,krwq/cli,JohnChen0/cli,marono/cli,EdwardBlair/cli,borgdylan/dotnet-cli,svick/cli,weshaggard/cli,danquirk/cli,marono/cli,krwq/cli,mylibero/cli,naamunds/cli,marono/cli,dasMulli/cli,livarcocc/cli-1,mylibero/cli,EdwardBlair/cli,harshjain2/cli,naamunds/cli,schellap/cli,EdwardBlair/cli,borgdylan/dotnet-cli,krwq/cli,johnbeisner/cli,svick/cli,FubarDevelopment/cli,Faizan2304/cli,gkhanna79/cli,Faizan2304/cli,blackdwarf/cli,danquirk/cli,livarcocc/cli-1,stuartleeks/dotnet-cli,danquirk/cli,borgdylan/dotnet-cli,johnbeisner/cli,JohnChen0/cli,weshaggard/cli,marono/cli,ravimeda/cli,blackdwarf/cli