Fix for dbCa warning seg-fault

Don't queue an errlog message containing a pointer to a string
that will disappear soon.

Thanks to Matt Pearson for the bug analysis.

src/db/dbCa.c

@@ -142,7 +142,6 @@ static void addAction(caLink *pca, short link_action)
         if (++removesOutstanding >= removesOutstandingWarning) {
             errlogPrintf("dbCa::addAction pausing, %d channels to clear\n",
                 removesOutstanding);
-            printLinks(pca);
         }
         while (removesOutstanding >= removesOutstandingWarning) {
             epicsMutexUnlock(workListLock);