Update README.md

rubyonrails/ubuntu/README.md

@@ -10,10 +10,6 @@ Open your terminal and install FreeTDS if you do not have it on your machine.
 After your machine is configured with FreeTDS, install Ruby if you do not already have it on your machine.
 
     sudo apt-get install libgdbm-dev libncurses5-dev automake libtool bison libffi-dev
-    curl -L https://get.rvm.io | bash -s stable
-
-If you have any issues with signatures, run the following command and rerun the previous command.
-
     command curl -sSL https://rvm.io/mpapis.asc | gpg --import -
     curl -L https://get.rvm.io | bash -s stable