Smart update- feature from mihon.

[SONN3T]

Describe your suggested feature

Basically just a feature from mihon that I would like to see on j2k.
The feature just predicts the next update and diplays it.

Other details

No response

Acknowledgements

• I have searched the existing issues and this is a new ticket, NOT a duplicate or related to another open issue.
• I have written a short but informative title.
• If this is an request for a feature in the original Tachiyomi, I am opening because multiple versions of TachiyomiJ2K have been released without this feature.
• If this is an issue with an extension, or a request for an extension, I should be opening an issue in the extensions repository.
• I have updated the app to version 1.7.4.
• I have checked through the app settings for my feature.
• I have admitted that I am a clown by having checked this box, as I have not read these acknowledgements.
• I will fill out all of the requested information in this form.