Add using literal loading

Signed-off-by: Marcel Müller <neikos@neikos.email>

src/eval/mod.rs

@@ -179,6 +179,13 @@ pub fn execute(vm: &VMInstructions, global_context: &Context) -> Result<String,
 
                 scopes.insert_into_scope(value_ident, value);
             }
+            Instruction::LoadLiteralToSlot {
+                source: _,
+                value,
+                slot,
+            } => {
+                scopes.insert_into_slot(*slot, value.clone());
+            }
         }
 
         ip += 1;