Update supported-operating-systems.md

Author: amitdo

supported-operating-systems.md

@@ -14,11 +14,11 @@ Latest 4 major versions.
 ### Linux
 
 * Ubuntu:
-  * :LTS versions: Any version that was released in the last 5 years (24.04, 22.04, 20.04).
+  * :LTS versions: Any version that was released in the last 5 years (24.04, 22.04).
   * Non-LTS versions: Any version that was released in the last 9 months.
 * Debian: Any version that was released in the last 3 years (12, 11).
-* RHEL (and its clones): Any version that was released in the last 5 years (9, 8).
-* CentOS Stream: Any version that was released in the last 5 years (9, 8).
+* RHEL (and its clones): Any version that was released in the last 6 years (10, 9).
+* CentOS Stream: Any version that was released in the last 5 years (10, 9).
 * OpenSUSE: Any version that was released in the last 1.5 year.
 * Other distros: Use the latest version.