perf(file-list): diff util

[alperozturk96]

Implements: https://developer.android.com/reference/kotlin/androidx/recyclerview/widget/AsyncListDiffer

[codecov]

Codecov Report

❌ Patch coverage is 46.19289% with 106 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
...owncloud/android/ui/adapter/OCFileListAdapter.java	36.78%	49 Missing and 6 partials ⚠️
.../android/ui/adapter/filelist/OCFileDiffCallback.kt	9.37%	0 Missing and 29 partials ⚠️
...ud/android/ui/adapter/filelist/OCFileListDiffer.kt	73.68%	14 Missing and 6 partials ⚠️
...cloud/android/ui/fragment/FileListLayoutManager.kt	0.00%	1 Missing ⚠️
...ncloud/android/ui/fragment/OCFileListFragment.java	0.00%	1 Missing ⚠️

📢 Thoughts on this report? Let us know!

[github-actions]

Codacy

SpotBugs

Category	Base	New
Bad practice	30	30
Correctness	54	54
Dodgy code	177	177
Experimental	1	1
Malicious code vulnerability	2	2
Multithreaded correctness	26	26
Performance	35	34
Security	16	16
Total	341	340

[github-actions]

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