remove unused variable;

src/common/network/BaseNetwork.cpp

@@ -493,9 +493,7 @@ bool BaseNetwork::writeP25TSDU(const p25::lc::LC& control, const uint8_t* data)
     if (m_status != NET_STAT_RUNNING && m_status != NET_STAT_MST_RUNNING)
         return false;
 
-    bool resetSeq = false;
     if (m_p25StreamId == 0U) {
-        resetSeq = true;
         m_p25StreamId = createStreamId();
     }