LibJS: Remove ability to disable bytecode VM

Author: https://github.com/awesomekling
Commit: e2c8d5859e
Pull-request: https://github.com/SerenityOS/serenity/pull/20421

Userland/Libraries/LibJS/Runtime/VM.cpp

@@ -208,8 +208,6 @@ Bytecode::Interpreter& VM::bytecode_interpreter()
 
 Bytecode::Interpreter* VM::bytecode_interpreter_if_exists()
 {
-    if (!Bytecode::Interpreter::enabled())
-        return nullptr;
     return m_bytecode_interpreter;
 }