LibJS: Add bytecode support for regexp literals

Author: https://github.com/mattco98
Commit: df65ff8a1e
Pull-request: https://github.com/SerenityOS/serenity/pull/8164
Reviewed-by: https://github.com/alimpfard
Reviewed-by: https://github.com/awesomekling
Reviewed-by: https://github.com/linusg

Userland/Libraries/LibJS/AST.h

@@ -764,6 +764,7 @@ public:
 
     virtual Value execute(Interpreter&, GlobalObject&) const override;
     virtual void dump(int indent) const override;
+    virtual void generate_bytecode(Bytecode::Generator&) const override;
 
     String const& pattern() const { return m_pattern; }
     String const& flags() const { return m_flags; }