Script: Add missing const to bytecode()

Author: adazem009

src/engine/script.cpp

@@ -12,7 +12,7 @@ Script::Script(Target *target, Engine *engine) :
 }
 
 /*! Returns the bytecode array. */
-unsigned int *Script::bytecode()
+unsigned int *Script::bytecode() const
 {
     return m_bytecode;
 }

src/engine/script.h

@@ -14,7 +14,7 @@ class LIBSCRATCHCPP_EXPORT Script
         Script(Target *target, Engine *engine);
         Script(const Script &) = delete;
 
-        unsigned int *bytecode();
+        unsigned int *bytecode() const;
         void setBytecode(const std::vector<unsigned int> &code);
 
         void setProcedures(const std::vector<unsigned int *> &procedures);