Update bta/include/::ble_addr_type

Using strict types tBLE_ADDR_TYPE

Towards readable code

Bug: 163134718
Tag: #refactor
Test: compile & verify basic functions working
Change-Id: I1177d0a1f3054af4ef739d38703ca53a8b5fbf52

system/bta/include/bta_api.h

@@ -535,7 +535,7 @@ typedef struct {
   uint8_t* p_eir;  /* received EIR */
   uint16_t eir_len; /* received EIR length */
   uint8_t inq_result_type;
-  uint8_t ble_addr_type;
+  tBLE_ADDR_TYPE ble_addr_type;
   uint16_t ble_evt_type;
   uint8_t ble_primary_phy;
   uint8_t ble_secondary_phy;