Remove OpenSSL PRNG reseeding

Per https://download.libsodium.org/doc/generating_random_data/ reseeding the
default libsodium PRNG is not required.

src/init.cpp

@@ -1363,8 +1363,6 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
         if (fFirstRun)
         {
             // Create new keyUser and set as default key
-            RandAddSeedPerfmon();
-
             CPubKey newDefaultKey;
             if (pwalletMain->GetKeyFromPool(newDefaultKey)) {
                 pwalletMain->SetDefaultKey(newDefaultKey);
@@ -1481,8 +1479,6 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
     if (!strErrors.str().empty())
         return InitError(strErrors.str());
 
-    RandAddSeedPerfmon();
-
     //// debug print
     LogPrintf("mapBlockIndex.size() = %u\n",   mapBlockIndex.size());
     LogPrintf("nBestHeight = %d\n",                   chainActive.Height());