Fix typo in previous commit and remove printf

lib/src/upper/rlc_am.cc

@@ -315,7 +315,7 @@ int rlc_am::read_pdu(uint8_t *payload, uint32_t nof_bytes)
   // RETX if required
   if(retx_queue.size() > 0) {
     int ret = build_retx_pdu(payload, nof_bytes);
-    if (ret > 0) {s
+    if (ret > 0) {
       pthread_mutex_unlock(&mutex);
       return ret;
     }

srsue/src/upper/rrc.cc

@@ -492,8 +492,6 @@ void rrc::set_serving_cell(uint32_t cell_idx) {
     // Set new serving cell
     serving_cell = new_serving_cell;
 
-    printf("Setting new serving cell idx=%d, PCI=%d, nof_neighbours=%d\n",
-           cell_idx, serving_cell->phy_cell.id, neighbour_cells.size());
     rrc_log->info("Setting serving cell idx=%d, earfcn=%d, PCI=%d, nof_neighbours=%d\n",
                   cell_idx, serving_cell->earfcn, serving_cell->phy_cell.id, neighbour_cells.size());