Refactor ReadingProgress Activity / ViewModel to use single view state

[xizzhu]

Essentially part of #233, which is too big to manage.

The refactoring to use ListAdapter is to eventually eliminate the usage of the custom CommonRecyclerView.

[codecov-commenter]

Codecov Report

Merging #240 (9fc9e9b) into master (4be63ab) will increase coverage by 1.29%.
The diff coverage is 44.44%.

@@            Coverage Diff             @@
##           master     #240      +/-   ##
==========================================
+ Coverage   53.98%   55.27%   +1.29%     
==========================================
  Files         123      123              
  Lines        4883     4937      +54     
  Branches      649      657       +8     
==========================================
+ Hits         2636     2729      +93     
+ Misses       2176     2138      -38     
+ Partials       71       70       -1     

Impacted Files	Coverage Δ
...ndroid/joshua/annotated/AnnotatedVersesActivity.kt	0.00% <0.00%> (ø)
...n/me/xizzhu/android/joshua/infra/BaseActivityV2.kt	0.00% <0.00%> (ø)
...android/joshua/progress/ReadingProgressActivity.kt	0.00% <0.00%> (ø)
.../me/xizzhu/android/joshua/search/SearchActivity.kt	0.00% <0.00%> (ø)
...ndroid/joshua/strongnumber/StrongNumberActivity.kt	0.00% <0.00%> (ø)
.../android/joshua/progress/ReadingProgressAdapter.kt	41.66% <41.66%> (ø)
...ndroid/joshua/progress/ReadingProgressViewModel.kt	100.00% <100.00%> (+8.51%)	⬆️
...zzhu/android/joshua/progress/ReadingProgressBar.kt	37.25% <0.00%> (+37.25%)	⬆️

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