Fix feeds at the bottom of the drawer unclickable on long lists

[christophehenry]

When the drawer displays a folder with 70+ feeds, the feed at the bottom are unclickable. This PR fixes this.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 12 lines in your changes missing coverage. Please review.

Project coverage is 17.73%. Comparing base (44d00e3) to head (71bf560).
Report is 12 commits behind head on develop.

Files with missing lines	Patch %	Lines
...com/readrops/app/timelime/drawer/TimelineDrawer.kt	0.00%	12 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             develop     #301   +/-   ##
==========================================
  Coverage      17.73%   17.73%           
  Complexity       460      460           
==========================================
  Files            190      190           
  Lines          10327    10327           
  Branches        1611     1611           
==========================================
  Hits            1831     1831           
  Misses          8398     8398           
  Partials          98       98           

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[Shinokuni]

Nice catch, thx!