✨ add `order_by` and `descending` options to scan and fetch_all queries #860

Job	Run time
Run checks (ubuntu-latest)	29s
Run checks (macos-latest)	25s
Run checks (windows-latest)	1m 9s
Run tests (ubuntu-latest)	3m 11s
Build library (linux-aarch64, ubuntu-latest, libaries_askar.so, aarch64-unknown-linux-gnu, true)	3m 27s
Run tests (macos-latest)	2m 6s
Build library (linux-x86_64, ubuntu-latest, libaries_askar.so, x86_64-unknown-linux-gnu, true)	3m 22s
Run tests (windows-latest)	4m 47s
Build library (darwin-universal, macos-latest, libaries_askar.dylib, darwin-universal, beta)	2m 58s
Build library (windows-x86_64, windows-latest, aries_askar.dll, x86_64-pc-windows-msvc)	4m 14s
Build library (Android) (aarch64-linux-android)	5m 58s
Build library (iOS) (aarch64-apple-ios)	2m 26s
Build library (Android) (armv7-linux-androideabi)	6m 0s
Build library (iOS) (aarch64-apple-ios-sim)	2m 31s
Build library (Android) (i686-linux-android)	6m 4s
Build library (iOS) (x86_64-apple-ios)	2m 13s
Build library (Android) (x86_64-linux-android)	6m 7s
Create iOS xcframework	26s
Build and test JavaScript wrapper (linux-aarch64)	35s
Build and test Python wrapper (linux-aarch64, 3.8)	18s
Build and test JavaScript wrapper (linux-x86_64)	34s
Build and test Python wrapper (linux-x86_64, 3.8)	35s
Build and test JavaScript wrapper (darwin-universal)	44s
Build and test Python wrapper (darwin-universal, 3.8)	41s
Build and test Python wrapper (windows-x86_64, 3.8)	43s
Successful build	1s
Create library (Android)	6s
Create iOS and Android release assets	0s
	1h 2m 10s

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