message: fix openFlags overwriting in shell
diff: @@ -18326,7 +18326,7 @@ static int do_meta_command(char *zLine, ShellState *p){
  sqlite3_free(p->zFreeOnClose);
  p->zFreeOnClose = 0;
  p->openMode = SHELL_OPEN_UNSPEC;
  - p->openFlags = 0;
  + p->openFlags = p->openFlags & ~(SQLITE_OPEN_NOFOLLOW); // don't overwrite settings loaded in the command line
  p->szMax = 0;
  /* Check for command-line arguments */
  for(iName=1; iName<nArg && azArg[iName][0]=='-'; iName++){
  