fix(tests): Reduce interrupt interval for non-nextcloud tests

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

src/test/test.js

@@ -4792,7 +4792,7 @@ describe('Floccus', function() {
         const setInterrupt = () => {
           if (!timeouts.length) {
             timeouts = new Array(1000).fill(0).map(() =>
-              ACCOUNT_DATA.type === 'nextcloud-bookmarks' ? random.int(50000, 150000) : random.int(500,20000)
+              ACCOUNT_DATA.type === 'nextcloud-bookmarks' ? random.int(50000, 150000) : random.int(500,6000)
             )
           }
           const timeout = timeouts[(i++) % 1000]