cc3200: Fix incorrect type for the wake cause variable.

cc3200/mods/pybsleep.c

@@ -125,7 +125,7 @@ STATIC nvic_reg_store_t    *nvic_reg_store;
 STATIC pybsleep_data_t   pybsleep_data = {NULL, NULL, NULL, 0};
 volatile arm_cm4_core_regs_t vault_arm_registers;
 STATIC pybsleep_reset_cause_t pybsleep_reset_cause = PYB_SLP_PWRON_RESET;
-STATIC pybsleep_reset_cause_t pybsleep_wake_reason = PYB_SLP_WAKED_PWRON;
+STATIC pybsleep_wake_reason_t pybsleep_wake_reason = PYB_SLP_WAKED_PWRON;
 
 /******************************************************************************
  DECLARE PRIVATE FUNCTIONS