Install Ruby 3.2.2 on CentOS 7

ruby_322_centos_7.sh

# Resolves the following error which occurs when Ruby does not like our GCC version:
#
# vm_core.h:1865:34: error: ‘ruby_current_ec’ undeclared (first use in this function)
#      rb_execution_context_t *ec = ruby_current_ec;
#

# Install the Developer Toolset 7 package to obtain a more current version of GCC
sudo yum install centos-release-scl
sudo yum install devtoolset-7

# Re-run the rbenv install with the new GCC
CC=/opt/rh/devtoolset-7/root/usr/bin/gcc rbenv install 3.2.2 -v