Get fuzztests running daily in CI #677

Job	Run time
Bench - nightly toolchain	2m 16s
Cross test	1m 46s
Check WASM	37s
Docs - stable toolchain	1m 46s
Test - msrv toolchain (recent)	1m 24s
Test - nightly toolchain (recent)	5m 58s
Docs - nightly toolchain	1m 38s
Test 32-bit version	1m 0s
Test - stable toolchain (recent)	6m 2s
Lint - nightly toolchain	1m 46s
	24m 13s

Provide feedback