Remove non-Oracle Linux 9 support from salt states

Simplifies salt states, map files, and modules to only support
Oracle Linux 9, removing all Debian/Ubuntu/CentOS/Rocky/AlmaLinux/RHEL
conditional branches.

salt/_modules/needs_restarting.py

@@ -1,24 +1,14 @@
-from os import path
 import subprocess
 
 def check():
 
-  osfam = __grains__['os_family']
   retval = 'False'
 
-  if osfam == 'Debian':
-    if path.exists('/var/run/reboot-required'):
-      retval = 'True'
+  cmd = 'needs-restarting -r > /dev/null 2>&1'
 
-  elif osfam == 'RedHat':
-    cmd = 'needs-restarting -r > /dev/null 2>&1'
-    
-    try:
-      needs_restarting = subprocess.check_call(cmd, shell=True)
-    except subprocess.CalledProcessError:
-      retval = 'True'
-
-  else:
-    retval = 'Unsupported OS: %s' % os
+  try:
+    needs_restarting = subprocess.check_call(cmd, shell=True)
+  except subprocess.CalledProcessError:
+    retval = 'True'
 
   return retval