adding comment to static_assert

Signed-off-by: Ethan Mahintorabi <[email protected]>

Author: QuantamHD

src/odb/src/db/dbModITerm.cpp

@@ -57,6 +57,7 @@ bool _dbModITerm::operator<(const _dbModITerm& rhs) const
 
 _dbModITerm::_dbModITerm(_dbDatabase* db)
 {
+  // For pointer tagging the bottom 3 bits.
   static_assert(alignof(_dbModITerm) % 8 == 0);
   _name = nullptr;
 }