Fix preserving scroll position on infinite scroll previous chapter load (#913)

When scrolling to the previous chapter, which has not been preloaded, the scroll position got lost due to the resulting layout shift

* Update scroll preserve by tracking cursor

* Clean up interface

* Observe just the wrappers instead of individual images

* Switch to `IntersectionObserver` for tracking active element

* Clean up adding of observations

Co-authored-by: schroda <50052685+schroda@users.noreply.github.com>

---------

Co-authored-by: schroda <50052685+schroda@users.noreply.github.com>

src/modules/reader/components/viewer/ReaderViewer.tsx

@@ -282,14 +282,9 @@ const BaseReaderViewer = forwardRef(
         useReaderAutoScroll(isOverlayVisible, automaticScrolling);
         useReaderPreserveScrollPosition(
             scrollElementRef,
-            currentChapter?.id,
-            currentChapterIndex,
             currentPageIndex,
-            chaptersToRender,
-            visibleChapters,
             readingMode,
             isContinuousReadingModeActive,
-            readingDirection,
             readerNavBarWidth,
             setPageToScrollToIndex,
             pageScaleMode,