ipAddrToDottedIP() consistent buffer size

IPv4 + port "XXX.XXX.XXX.XXX:12345" is 4*4 + 5 + 1 == 22

rounding up to 24 for no good reason.

src/server/responseHandlers.cpp

@@ -92,7 +92,7 @@ void ServerBadResponse::handleResponse(osiSockAddr* responseFrom,
     AbstractServerResponseHandler::handleResponse(responseFrom,
             transport, version, command, payloadSize, payloadBuffer);
 
-    char ipAddrStr[48];
+    char ipAddrStr[24];
     ipAddrToDottedIP(&responseFrom->ia, ipAddrStr, sizeof(ipAddrStr));
 
     LOG(logLevelInfo,

src/server/serverContext.cpp

@@ -223,7 +223,7 @@ ServerContextImpl::getCurrentConfig()
 #define SET(K, V) B.add(K, V);
 
     {
-        char buf[50];
+        char buf[24];
         ipAddrToDottedIP(&_ifaceAddr.ia, buf, sizeof(buf));
         buf[sizeof(buf)-1] = '\0';
         SET("EPICS_PVAS_INTF_ADDR_LIST", buf);