Set app name for UISI autorageshakes in element.io configs (element-hq#307)

Author: duxovni

element.io/nightly/config.json

@@ -13,6 +13,7 @@
     ],
     "hosting_signup_link": "https://element.io/matrix-services?utm_source=element-web&utm_medium=web",
     "bug_report_endpoint_url": "https://element.io/bugreports/submit",
+    "uisi_autorageshake_app": "element-auto-uisi",
     "showLabsSettings": true,
     "piwik": {
         "url": "https://piwik.riot.im/",

element.io/release/config.json

@@ -13,6 +13,7 @@
     ],
     "hosting_signup_link": "https://element.io/matrix-services?utm_source=element-web&utm_medium=web",
     "bug_report_endpoint_url": "https://element.io/bugreports/submit",
+    "uisi_autorageshake_app": "element-auto-uisi",
     "roomDirectory": {
         "servers": [
             "matrix.org",