Fix some warnings in js unit tests

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

js/tests/unit/specs/common.ts

@@ -13,6 +13,7 @@ export const defaultResolvers = {
       id: "67",
       preferredUsername: "someone",
       name: "Personne",
+      avatar: null,
       __typename: "CurrentActor",
     }),
   },

js/tests/unit/specs/mocks/config.ts

@@ -123,6 +123,8 @@ export const configMock = {
         enabled: true,
         publicKey: "",
       },
+      eventCategories: [],
+      analytics: [],
     },
   },
 };