[PR #11119/41923e43 backport][stable-12] fix ruff case SIM103 (#11132)

fix ruff case SIM103 (#11119)

* fix ruff case SIM103

* add changelog frag

(cherry picked from commit 41923e43bd)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/modules/solaris_zone.py

@@ -364,10 +364,7 @@ class Zone:
     def exists(self):
         cmd = [self.zoneadm_cmd, "-z", self.name, "list"]
         (rc, out, err) = self.module.run_command(cmd)
-        if rc == 0:
-            return True
-        else:
-            return False
+        return rc == 0
 
     def is_running(self):
         return self.status() == "running"