Potential fix for code scanning alert no. 772: Useless regular-expression character escape (#63)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: archoun

core/library/tinymce/jscripts/tiny_mce/plugins/advlink/js/advlink.js

@@ -216,7 +216,7 @@ function setPopupControlsDisabled(state) {
 function parseLink(link) {
 	link = link.replace(new RegExp(''', 'g'), "'");
 
-	var fnName = link.replace(new RegExp("\\s*([A-Za-z0-9\.]*)\\s*\\(.*", "gi"), "$1");
+	var fnName = link.replace(new RegExp("\\s*([A-Za-z0-9.]*)\\s*\\(.*", "gi"), "$1");
 
 	// Is function name a template function
 	var template = templates[fnName];