Update src/gridcoin/beacon.h

Co-authored-by: div72 <[email protected]>

src/gridcoin/beacon.h

@@ -698,7 +698,7 @@ class BeaconRegistry : public IContractHandler
     //!
     //! \brief Passivates the elements in the beacon db, which means remove from memory elements in the
     //! historical map that are not referenced by either the m_beacons or m_pending. The backing store of
-    //! the element removed from memory is retained and will be transparently restored if find() or operator[]
+    //! the element removed from memory is retained and will be transparently restored if find()
     //! is called on the hash key for the element.
     //!
     //! \return The number of elements passivated.