add cluster icon migration code (#673)

Signed-off-by: Sebastian Malton <smalton@mirantis.com>

package.json

@@ -175,6 +175,7 @@
     "crypto-js": "^4.0.0",
     "electron-updater": "^4.3.1",
     "electron-window-state": "^5.0.3",
+    "file-type": "^14.7.1",
     "filenamify": "^4.1.0",
     "fs-extra": "^9.0.1",
     "handlebars": "^4.7.6",
@@ -184,6 +185,7 @@
     "jsonpath": "^1.0.2",
     "lodash": "^4.17.15",
     "mac-ca": "^1.0.4",
+    "make-synchronous": "^0.1.1",
     "marked": "^1.1.0",
     "md5-file": "^5.0.0",
     "mobx": "^5.15.5",