Update system-requirements.md (#1022)

remove exception for Collectd addon with Ubuntu 22.04 due to release of https://docs.replicated.com/release-notes/rn-kubernetes-installer#v20230522-0 that adds support for collectd on ubuntu-2204

src/markdown-pages/install-with-kurl/system-requirements.md

@@ -10,7 +10,7 @@ title: "System Requirements"
 
 * Ubuntu 18.04<sup>\*</sup>
 * Ubuntu 20.04 (Docker version >= 19.03.10)
-* Ubuntu 22.04 (Requires Containerd version >= 1.5.10 or Docker version >= 20.10.17. Collectd add-ons are not supported.)
+* Ubuntu 22.04 (Requires Containerd version >= 1.5.10 or Docker version >= 20.10.17)
 * CentOS 7.4<sup>\*</sup>, 7.5<sup>\*</sup>, 7.6<sup>\*</sup>, 7.7<sup>\*</sup>, 7.8<sup>\*</sup>, 7.9, 8.0<sup>\*</sup>, 8.1<sup>\*</sup>, 8.2<sup>\*</sup>, 8.3<sup>\*</sup>, 8.4<sup>\*</sup> (CentOS 8.x requires Containerd)
 * RHEL 7.4<sup>\*</sup>, 7.5<sup>\*</sup>, 7.6<sup>\*</sup>, 7.7<sup>\*</sup>, 7.8<sup>\*</sup>, 7.9, 8.0<sup>\*</sup>, 8.1<sup>\*</sup>, 8.2<sup>\*</sup>, 8.3<sup>\*</sup>, 8.4<sup>\*</sup>, 8.5<sup>\*</sup>, 8.6, 8.7<sup>\*</sup>, 8.8, 8.9, 9.0, 9.1<sup>\*</sup>, 9.2, 9.3 (RHEL 8.x and 9.x require Containerd)
 * Rocky Linux 9.0<sup>\*</sup>, 9.1<sup>\*</sup>, 9.2, 9.3 (Rocky Linux 9.x requires Containerd)