fixup

Author: Levi-Armstrong

.add-gazebo-ppa

@@ -1,5 +1,5 @@
 #!/bin/bash
-apt install wget -y
-sh -c 'echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list'
-wget https://packages.osrfoundation.org/gazebo.key -O - | apt-key add -
+apt install curl -y
+sh -c 'echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable $(lsb_release -cs) main" > /etc/apt/sources.list.d/gazebo-stable.list'
+curl -fsSL https://packages.osrfoundation.org/gazebo.gpg | apt-key add -
 apt-get update