sm8450-common: gps: data-items: Fix snprintf usage

Fixes:
gps/core/data-items/DataItemConcreteTypes.cpp:465:9: error: 'snprintf'
will always be truncated; specified size is 10, but format string
expands to at least 20 [-Werror,-Wfortify-source]
  465 |         snprintf(t, sizeof(t),
        "[%02x:%02x:%02x:%02x:%02x:%02x]", d->mApSrnMacAddress[0],
      |         ^
gps/core/data-items/DataItemConcreteTypes.cpp:514:9: error: 'snprintf'
will always be truncated; specified size is 10, but format string
expands to at least 20 [-Werror,-Wfortify-source]
  514 |         snprintf(t, sizeof(t),
        "[%02x:%02x:%02x:%02x:%02x:%02x]", d->mApSrnMacAddress[0],
      |         ^
2 errors generated.

Change-Id: I37188e7497f7ade97648fb41e2becd73f6b559a9

gps/core/data-items/DataItemConcreteTypes.cpp

@@ -495,11 +495,11 @@ void BtLeDeviceScanDetailsDataItem::stringify(string& valueStr) {
         valueStr += d->mApSrnRssi;
         valueStr += ", ";
 
-        char t[10];
-        memset (t, '\0', 10);
+        char t[20];
+        memset (t, '\0', 20);
         valueStr += BTLESCANDETAILS_FIELD_MAC;
         valueStr += ": ";
-        snprintf(t, 10, "[%02x:%02x:%02x:%02x:%02x:%02x]", d->mApSrnMacAddress[0],
+        snprintf(t, 20, "[%02x:%02x:%02x:%02x:%02x:%02x]", d->mApSrnMacAddress[0],
                 d->mApSrnMacAddress[1], d->mApSrnMacAddress[2], d->mApSrnMacAddress[3],
                 d->mApSrnMacAddress[4], d->mApSrnMacAddress[5]);
         valueStr += t;
@@ -544,11 +544,11 @@ void BtDeviceScanDetailsDataItem::stringify(string& valueStr) {
         valueStr += d->mApSrnRssi;
         valueStr += ", ";
 
-        char t[10];
-        memset (t, '\0', 10);
+        char t[20];
+        memset (t, '\0', 20);
         valueStr += BTSCANDETAILS_FIELD_MAC;
         valueStr += ": ";
-        snprintf(t, 10, "[%02x:%02x:%02x:%02x:%02x:%02x]", d->mApSrnMacAddress[0],
+        snprintf(t, 20, "[%02x:%02x:%02x:%02x:%02x:%02x]", d->mApSrnMacAddress[0],
                 d->mApSrnMacAddress[1], d->mApSrnMacAddress[2], d->mApSrnMacAddress[3],
                 d->mApSrnMacAddress[4], d->mApSrnMacAddress[5]);
         valueStr += t;