Update `UPLOAD_SMALL_MAX_SIZE` and remove local check #14

Job	Run time
Clippy	44s
Format	6s
Test ubuntu-latest stable --features=beta	39s
Test ubuntu-latest beta --features=beta	34s
Test ubuntu-latest 1.64 --features=beta	1m 15s
Test windows-latest stable	1m 46s
Test windows-latest beta	1m 24s
Test windows-latest 1.64	1m 53s
Test macOS-latest stable	38s
Test macOS-latest beta	46s
Test macOS-latest 1.64	2m 33s
	12m 18s

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