Fix typo in help for dotnet build
Fix typo in help for dotnet build

Fix typo in the argument description shown for "dotnet build --help".

jonsequitur/cli,MichaelSimons/cli,harshjain2/cli,EdwardBlair/cli,MichaelSimons/cli,AbhitejJohn/cli,ravimeda/cli,naamunds/cli,ravimeda/cli,MichaelSimons/cli,borgdylan/dotnet-cli,MichaelSimons/cli,mlorbetske/cli,weshaggard/cli,svick/cli,JohnChen0/cli,mylibero/cli,svick/cli,mylibero/cli,dasMulli/cli,nguerrera/cli,nguerrera/cli,JohnChen0/cli,blackdwarf/cli,mlorbetske/cli,naamunds/cli,ravimeda/cli,mylibero/cli,borgdylan/dotnet-cli,johnbeisner/cli,borgdylan/dotnet-cli,Faizan2304/cli,blackdwarf/cli,weshaggard/cli,mlorbetske/cli,svick/cli,EdwardBlair/cli,borgdylan/dotnet-cli,jonsequitur/cli,dasMulli/cli,johnbeisner/cli,AbhitejJohn/cli,weshaggard/cli,nguerrera/cli,nguerrera/cli,livarcocc/cli-1,jonsequitur/cli,livarcocc/cli-1,naamunds/cli,weshaggard/cli,MichaelSimons/cli,borgdylan/dotnet-cli,dasMulli/cli,harshjain2/cli,EdwardBlair/cli,mlorbetske/cli,harshjain2/cli,weshaggard/cli,Faizan2304/cli,AbhitejJohn/cli,JohnChen0/cli,Faizan2304/cli,naamunds/cli,mylibero/cli,naamunds/cli,blackdwarf/cli,livarcocc/cli-1,mylibero/cli,jonsequitur/cli,johnbeisner/cli,JohnChen0/cli,AbhitejJohn/cli,blackdwarf/cli