fix compilation issue

lib/src/upper/pdcp.cc

@@ -103,7 +103,9 @@ void pdcp::write_sdu_mch(uint32_t lcid, unique_byte_buffer_t sdu)
 void pdcp::add_bearer(uint32_t lcid, pdcp_config_t cfg)
 {
   if (not valid_lcid(lcid)) {
-    if (not pdcp_array.insert(std::make_pair(lcid, new pdcp_entity_lte(rlc, rrc, gw, task_executor, pdcp_log)))
+    if (not pdcp_array
+                .insert(std::make_pair(
+                    lcid, std::unique_ptr<pdcp_entity_lte>(new pdcp_entity_lte(rlc, rrc, gw, task_executor, pdcp_log))))
                 .second) {
       pdcp_log->error("Error inserting PDCP entity in to array\n.");
       return;
@@ -126,7 +128,9 @@ void pdcp::add_bearer(uint32_t lcid, pdcp_config_t cfg)
 void pdcp::add_bearer_mrb(uint32_t lcid, pdcp_config_t cfg)
 {
   if (not valid_mch_lcid(lcid)) {
-    if (not pdcp_array_mrb.insert(std::make_pair(lcid, new pdcp_entity_lte(rlc, rrc, gw, task_executor, pdcp_log)))
+    if (not pdcp_array_mrb
+                .insert(std::make_pair(
+                    lcid, std::unique_ptr<pdcp_entity_lte>(new pdcp_entity_lte(rlc, rrc, gw, task_executor, pdcp_log))))
                 .second) {
       pdcp_log->error("Error inserting PDCP entity in to array\n.");
       return;