[5.3] Update TinyMCE from 6.8.5 to 6.8.6 to fix TinyMCE issue with cursor placement (#45987)

* npm update tinymce from 6.8.5 to 6.8.6

* Update version in tinymce.xml

Author: richard67

package-lock.json

@@ -81,7 +81,7 @@
     "shepherd.js": "^11.2.0",
     "short-and-sweet": "^1.0.4",
     "skipto": "^4.1.7",
-    "tinymce": "^6.8.5",
+    "tinymce": "^6.8.6",
     "vue": "^3.5.13",
     "vue-focus-lock": "^2.0.7",
     "vuex": "^4.1.0",

package.json

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <extension type="plugin" group="editors" method="upgrade">
 	<name>plg_editors_tinymce</name>
-	<version>6.8.5</version>
+	<version>6.8.6</version>
 	<creationDate>2005-08</creationDate>
 	<author>Tiny Technologies, Inc</author>
 	<authorEmail>N/A</authorEmail>