Add more operating system end of life dates (#8438)

Users have reported bugs on additional operating systems that are already
end of life, like Ubuntu 20.10.  Include outdated Ubuntu operating
systems in the list so that the users are warned.

https://endoflife.date/ubuntu

Red Hat Enterprise Linux 9 has released along with its derivatives,
AlmaLinux, Rocky Linux, and Oracle Linux.  Include them in the end of
life data.

https://endoflife.date/rhel

https://endoflife.date/almalinux
https://endoflife.date/oraclelinux
https://endoflife.date/rocky-linux

core/src/main/resources/jenkins/monitor/OperatingSystemEndOfLifeAdminMonitor/end-of-life-data.json

@@ -3,6 +3,10 @@
     "pattern": "AlmaLinux.* 8",
     "endOfLife": "2029-03-31"
   },
+  {
+    "pattern": "AlmaLinux.* 9",
+    "endOfLife": "2032-05-31"
+  },
   {
     "pattern": "Alpine Linux v3.14",
     "endOfLife": "2023-05-01"
@@ -65,6 +69,10 @@
     "pattern": "Oracle Linux.* 8",
     "endOfLife": "2029-03-31"
   },
+  {
+    "pattern": "Oracle Linux.* 9",
+    "endOfLife": "2034-06-30"
+  },
   {
     "pattern": "Red Hat Enterprise Linux.* 7",
     "start": "2023-05-01",
@@ -74,15 +82,27 @@
     "pattern": "Red Hat Enterprise Linux.* 8",
     "endOfLife": "2029-03-31"
   },
+  {
+    "pattern": "Red Hat Enterprise Linux.* 9",
+    "endOfLife": "2032-05-31"
+  },
   {
     "pattern": "Rocky Linux.* 8",
     "endOfLife": "2029-03-31"
   },
+  {
+    "pattern": "Rocky Linux.* 9",
+    "endOfLife": "2032-05-31"
+  },
   {
     "pattern": "Scientific Linux.* 7",
     "start": "2023-05-01",
     "endOfLife": "2023-11-16"
   },
+  {
+    "pattern": "Ubuntu.* 16.04",
+    "endOfLife": "2021-04-02"
+  },
   {
     "pattern": "Ubuntu.* 18.04",
     "endOfLife": "2023-05-31"
@@ -91,8 +111,28 @@
     "pattern": "Ubuntu.* 20.04",
     "endOfLife": "2025-04-02"
   },
+  {
+    "pattern": "Ubuntu.* 20.10",
+    "endOfLife": "2021-07-22"
+  },
+  {
+    "pattern": "Ubuntu.* 21.04",
+    "endOfLife": "2022-01-20"
+  },
+  {
+    "pattern": "Ubuntu.* 21.10",
+    "endOfLife": "2022-07-14"
+  },
   {
     "pattern": "Ubuntu.* 22.04",
     "endOfLife": "2027-04-01"
+  },
+  {
+    "pattern": "Ubuntu.* 22.10",
+    "endOfLife": "2023-07-20"
+  },
+  {
+    "pattern": "Ubuntu.* 23.04",
+    "endOfLife": "2024-01-20"
   }
 ]