LibJS+LibWeb: Normalize calls to Base::visit_edges in GC objects

Author: https://github.com/mattco98
Commit: 82eeee2008
Pull-request: https://github.com/SerenityOS/serenity/pull/17979
Reviewed-by: https://github.com/awesomekling

Userland/Libraries/LibJS/Runtime/PrimitiveString.cpp

@@ -51,7 +51,7 @@ PrimitiveString::~PrimitiveString()
 
 void PrimitiveString::visit_edges(Cell::Visitor& visitor)
 {
-    Cell::visit_edges(visitor);
+    Base::visit_edges(visitor);
     if (m_is_rope) {
         visitor.visit(m_lhs);
         visitor.visit(m_rhs);