GITC-4100 Support for el9 builds

Another version update

Merge pull request #64 from nasa-gibs/centos8

2.4.4 RPMs for CentOS 8

GITC-1933 Temporary hacks to get RPMs to build in Docker - do not merge

Updated RPMs to use GDAL 2.4.4

GITC-991 Tweaks to the Docker build scripts

Updated RPMs to use GDAL 2.1.4

Updated to use GDAL v2.1.2

Removed python patch from makefile

Updated spec version number