Make repo REUSE compliant

examples/rtcp-processing/jsfiddle/demo.css

@@ -1,3 +1,7 @@
+/*
+    SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+    SPDX-License-Identifier: MIT
+*/
 textarea {
     width: 500px;
     min-height: 75px;

examples/rtcp-processing/jsfiddle/demo.details

@@ -1,5 +1,8 @@
 ---
- name: rtcp-processing
- description: play-from-disk demonstrates how to process RTCP messages from Pion WebRTC
- authors:
-   - Sean DuBois
+# SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+# SPDX-License-Identifier: MIT
+
+name: rtcp-processing
+description: play-from-disk demonstrates how to process RTCP messages from Pion WebRTC
+authors:
+  - Sean DuBois

examples/rtcp-processing/jsfiddle/demo.html

@@ -1,3 +1,7 @@
+<!--
+	SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+	SPDX-License-Identifier: MIT
+-->
 Browser Session Description
 <br/>
 <textarea id="localSessionDescription" readonly="true"></textarea>

examples/rtcp-processing/jsfiddle/demo.js

@@ -1,5 +1,8 @@
 /* eslint-env browser */
 
+// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+// SPDX-License-Identifier: MIT
+
 const pc = new RTCPeerConnection({
   iceServers: [{
     urls: 'stun:stun.l.google.com:19302'

examples/rtcp-processing/main.go

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+// SPDX-License-Identifier: MIT
+
 //go:build !js
 // +build !js