fix unit test with old versions of boost

gcontini

2020-02-10 205c71575c272a685011c641a33d26cf66cf60a0

 src/library/licensecc.cpp

@@ -32,7 +32,7 @@
   bool result = false;
   if (*bufSize > LCC_API_PC_IDENTIFIER_SIZE && chbuffer != nullptr) {
      try {
         string pc_id = license::PcIdentifierFacade::generate_user_pc_signature(pc_id_method);
         string pc_id = license::pc_identifier::PcIdentifierFacade::generate_user_pc_signature(pc_id_method);
         strncpy(chbuffer, pc_id.c_str(), *bufSize);
         result = true;
      } catch (const std::exception& ex) {