tests

Add withdraw tests #2080

Job	Run time
Actions - artifacts prepare	9m 29s
Actions - clippy	56s
Actions - images prepare	23s
Actions - unit tests coverage	5m 10s
Actions - integration tests lint	19s
Actions - rustfmt	10s
Actions - unit test	1m 26s
test:pump Integration Tests	3m 44s
test:core:slashing Integration Tests	19m 14s
test:core Integration Tests	19m 14s
test:mirror Integration Tests	5m 30s
test:pump-multi Integration Tests	7m 29s
test:validator-set Integration Tests	1m 29s
test:validators-stats Integration Tests	3m 16s
test:auto-withdrawer Integration Tests	15m 49s
test:distribution Integration Tests	1m 30s
test:gv Integration Tests	30s
test:initia Integration Tests	10m 5s
test:splitter Integration Tests	1m 35s
	1h 47m 18s

Provide feedback