Update to strophe.js 1.2.15

package-lock.json

@@ -9404,9 +9404,9 @@
       "dev": true
     },
     "strophe.js": {
-      "version": "1.2.14",
-      "resolved": "https://registry.npmjs.org/strophe.js/-/strophe.js-1.2.14.tgz",
-      "integrity": "sha1-fO7sUbMnLMXGxq53R0eApYQPGqc=",
+      "version": "1.2.15",
+      "resolved": "https://registry.npmjs.org/strophe.js/-/strophe.js-1.2.15.tgz",
+      "integrity": "sha512-aM5SCLltSLKubPNil28ieJ03I+15jcVX02c1/7SBVIUWRfwfxwondRJSMJpB7OBss5b3jCNxpTqig8nXncJ5yg==",
       "dev": true
     },
     "strophejs-plugin-ping": {
@@ -9415,7 +9415,7 @@
       "integrity": "sha1-NXEmxTZZSwZmjhh4c4Ey+sNciJY=",
       "dev": true,
       "requires": {
-        "strophe.js": "1.2.14"
+        "strophe.js": "1.2.15"
       }
     },
     "strophejs-plugin-register": {

package.json

@@ -68,7 +68,7 @@
     "sizzle": "^2.3.3",
     "snabbdom": "0.7.1",
     "snyk": "^1.21.2",
-    "strophe.js": "1.2.14",
+    "strophe.js": "1.2.15",
     "strophejs-plugin-ping": "0.0.1",
     "strophejs-plugin-register": "0.0.1",
     "strophejs-plugin-rsm": "0.0.1",