(CAT-2162) Remove support for SLES 12

Author: david22swan

docs/pdk_install.md

@@ -27,7 +27,7 @@ PDK is compatible with *nix, Windows, and macOS systems. For detailed version co
 |Fedora|40|x86_64|RPM|
 |OSX|11, 12, 13|x86_64, arm64|DPKG|
 |Red Hat Enterprise Linux (RHEL)|7, 8, 9|x86_64, aarch64|RPM|
-|SUSE Linux Enterprise Server|12, 15|x86_64|N/A|
+|SUSE Linux Enterprise Server|15|x86_64|N/A|
 |Ubuntu|18.04, 20.04, 22.04|x86_64, aarch64|DEB|
 |Windows (Consumer OS)|10, 11|x86_64|MSI|
 |Windows (Server OS)|2016, 2019, 2022|x86_64|MSI|