Update dependency clipboard.js to v2 (#129)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

src/main/docs/resources/style/layout.html

diff --git a/src/main/docs/resources/style/layout.html b/src/main/docs/resources/style/layout.html
index 471af9d..350d9d1 100644
--- a/src/main/docs/resources/style/layout.html
+++ b/src/main/docs/resources/style/layout.html
@@ -7,7 +7,7 @@
     <link rel="stylesheet" href="${resourcesPath}/css/main.css" type="text/css" media="screen, print" title="Style" charset="utf-8" />
     <link rel="stylesheet" href="${resourcesPath}/css/pdf.css" type="text/css" media="print" title="PDF" charset="utf-8" />
     <script src="${resourcesPath}/js/docs.js"></script>
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/1.5.13/clipboard.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.10/clipboard.min.js"></script>
     <script type="text/javascript">
         function addJsClass(el) {
             var classes = document.body.className.split(" ");