python version change for rhel-9 & centos-9 (#4213)

* python version change for rhel-9 & centos-9

- python36 is no longer available in the repo list for rhel-9 & centos-9
- not possible to use "dnf install python36" or "yum install python36", manually compiling from source or using pyenv is only way
- switching from python36 to python3 in lgsm data files works for latest rhel-9 (redhat9) dev build

* python36 to python3 for rocky-9

* python36 to python3 for almalinux-9

lgsm/data/almalinux-9.csv

@@ -1,4 +1,4 @@
-all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python36,tar,tmux,unzip,util-linux,wget,xz
+all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python3,tar,tmux,unzip,util-linux,wget,xz
 steamcmd,glibc.i686,libstdc++.i686
 ac
 ahl

lgsm/data/centos-9.csv

@@ -1,4 +1,4 @@
-all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python36,tar,tmux,unzip,util-linux,wget,xz
+all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python3,tar,tmux,unzip,util-linux,wget,xz
 steamcmd,glibc.i686,libstdc++.i686
 ac
 ahl

lgsm/data/rhel-9.csv

@@ -1,4 +1,4 @@
-all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python36,tar,tmux,unzip,util-linux,wget,xz
+all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python3,tar,tmux,unzip,util-linux,wget,xz
 steamcmd,glibc.i686,libstdc++.i686
 ac
 ahl

lgsm/data/rocky-9.csv

@@ -1,4 +1,4 @@
-all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python36,tar,tmux,unzip,util-linux,wget,xz
+all,bc,binutils,bzip2,cpio,curl,epel-release,file,glibc.i686,gzip,hostname,jq,libstdc++,libstdc++.i686,nmap-ncat,python3,tar,tmux,unzip,util-linux,wget,xz
 steamcmd,glibc.i686,libstdc++.i686
 ac
 ahl