adding new line in middle of numbered list don't update the numbers in edit mode

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Describe the bug

when you create a numbered list with 1. , if you edit the list in the middle it will not update the list when in edit mode, however it will in view mode

To Reproduce
Steps to reproduce the behavior:

1. Go to a note with a numbered list
2. Click on 'edit'
3. Put the cursor at the end of a line somewhere in the middle of the list
4. Add a new line, it will create a new item in the numbered list
5. the item will have the right number (previous line + 1), but the next lines will not be incresead
6. illustration :

before :
1. miley cyrus
2. Aretha Franklin
3. ella fitzgerald
4. lady gaga

after :
1. miley cyrus
2. Aretha Franklin
3. ella fitzgerald
3. 
4. lady gaga

after :
1. miley cyrus
2. Aretha Franklin
3. ella fitzgerald
3. lana del rey
4. lady gaga

Expected behavior

having the list edited with the right numbers

Smartphone (please complete the following information):

• Nextcloud Notes-Version (android app): v4.0.0
• App source: F-Droid
• Android-Version: 6.0.1
• Device: AZUS_Z00MD
• System language: English (US)

Reproduce the issue in the Android app by inserting a line into the middle of a numbered list while in edit mode, then trace the numbered-list editing path. Done means the inserted item and every following item display the correct numbers during editing and in view mode.