final fix for patreon

[mosaadm]

Fixes #\<GitHub-issue-number>.

Make sure all boxes are checked (add x inside the brackets) when you submit your contribution, remove this sentence before doing so.

• [ ] This PR is compliant with the contributing guidelines (if not, please describe why): code is fully documented and if possible a .md file is made.
• [ ] The PR text includes a detailed explanation (more than 50 chars)
• [ ] I have thoroughly tested my contribution.

\<Description of and rational behind this PR>

In case of a PR concerning the Mooltipass extension:
The following test procedure should be done, in the following order.

1) Recall functionality test (Mooltipass unlocked):

• visit a website you have credentials for
• make sure you get prompted by your mooltipass
• accept the credentials sending request
• make sure you are logged in

2) Storage functionality test (Mooltipass unlocked):

• visit a website you don't have credentials for
• fill the username and password field, submit
• make sure the mooltipass prompts you for password storage once
• accept the credentials storage request
• run test 1) to make sure credentials are correctly stored

3) Cancel functionality test (Mooltipass unlocked):

• visit a website you have credentials for
• make sure you get prompted by your mooltipass
• do not accept the credentials sending request, close the tab
• make sure the prompt gets removed on the mooltipass

4) Credentials requests queue test (Mooltipass locked)

• visit a website you have credentials for
• unlock your mooltipass
• make sure you get prompted by your mooltipass

5) Credentials requests queue test (Mooltipass unlocked)

• visit a website A you have credentials for
• make sure you get prompted by your mooltipass
• do not accept the credentials sending request
• visit a website B you have credentials for
• close the tab containing the website A
• make sure the first prompt is cancelled on the mooltipass
• make sure another prompt for website B is displayed on the mooltipass