Merge pull request #9306 from overleaf/em-dropbox-poller

Promisify DropboxPoller

GitOrigin-RevId: 9bff1f10b2c5b077f9fb0159bb83e9ec40b0d842

package-lock.json

@@ -34080,6 +34080,7 @@
         "nock": "0.15.2",
         "sandboxed-module": "^2.0.4",
         "sinon": "9.0.1",
+        "sinon-chai": "^3.7.0",
         "sinon-stub-promise": "^4.0.0"
       }
     },
@@ -41698,6 +41699,7 @@
         "request": "^2.88.2",
         "sandboxed-module": "^2.0.4",
         "sinon": "9.0.1",
+        "sinon-chai": "*",
         "sinon-stub-promise": "^4.0.0",
         "underscore": "^1.13.1",
         "uuid": "^8.3.2"