intel_idle: Reorder declarations of static variables

Reorder declarations of static variables so that the __initdata ones
are declared together.

No functional impact.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/idle/intel_idle.c

@@ -65,7 +65,7 @@ static struct cpuidle_driver intel_idle_driver = {
 static int max_cstate = CPUIDLE_STATE_MAX - 1;
 static unsigned int disabled_states_mask;
 
-static unsigned int mwait_substates __initdata;
+static struct cpuidle_device __percpu *intel_idle_cpuidle_devices;
 
 static unsigned long auto_demotion_disable_flags;
 static bool disable_promotion_to_c1e;
@@ -86,9 +86,10 @@ struct idle_cpu {
 };
 
 static const struct idle_cpu *icpu __initdata;
-static struct cpuidle_device __percpu *intel_idle_cpuidle_devices;
 static struct cpuidle_state *cpuidle_state_table __initdata;
 
+static unsigned int mwait_substates __initdata;
+
 /*
  * Enable this state by default even if the ACPI _CST does not list it.
  */