Update examples/gno.land/p/demo/grc/grc20/tellers.gno

Co-authored-by: Leon Hudak <[email protected]>

examples/gno.land/p/demo/grc/grc20/tellers.gno

@@ -34,9 +34,9 @@ func (tok *Token) ReadonlyTeller() Teller {
 }
 
 // RealmTeller returns a GRC20 compatible teller that will store the
-// CurrentRealm caller and then reuse the stored caller for each call. It allows
-// a realm contract to interact with a Teller with its own account. The
-// initializer of this teller should usually never share the resulting Teller from
+// caller realm permanently. Calling anything through this teller will
+// result in allowance or balance changes for the realm that initialized the teller.
+// The initializer of this teller should usually never share the resulting Teller from
 // this method except maybe for advanced delegation flows such as a DAO treasury
 // management.
 func (tok *Token) RealmTeller() Teller {