Adds License Header

Author: Dheatly23

itest/rust/src/projection_test.rs

@@ -1,3 +1,9 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
 #![allow(clippy::type_complexity, clippy::excessive_precision)]
 
 use crate::itest;