Update install_terminal

changed ~/.bashrc to $HOME/.bashrc to use system variable for current user.

install_terminal

@@ -26,7 +26,7 @@ elif [ "$usenvm" == "y" ]; then
         if [ ! -d "$HOME/.nvm" ]; then
         yum -y install curl
         curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash
-        source ~/.bashrc
+        source $HOME/.bashrc
         nvm install "$nodeversion"
         nvm use "$nodeversion"
         fi