rvm install 2.6.9
提示错误：
Error running '__rvm_make -j4',
please read /home/dong/.rvm/log/1649165570_ruby-2.6.9/make.log
There has been an error while running make. Halting the installation.
......
Error running ‘__rvm_make -j4’ ruby 2.6.9 Ubuntu 22.04
解决：
rvm pkg install openssl
rvm remove 2.6.9
rvm install 2.6.9 -C --with-openssl-dir=$HOME/.rvm/usr