Fix logic error in recent commit.

Fixes https://gitlab.com/kicad/code/kicad/issues/7118

common/page_layout/ws_painter.cpp

@@ -165,6 +165,8 @@ wxString WS_DRAW_ITEM_LIST::BuildFullText( const wxString& aTextbase )
                 else if( m_titleBlock )
                 {
                     m_titleBlock->TextVarResolver( token, m_project );
+                    // no need for tokenUpdated; TextVarResolver() did a full resolve
+                    return true;
                 }
 
                 if( tokenUpdated )