HDDS-10423. Datanode fails to start with checksum size setting without suffix

[adoroszlai]

What changes were proposed in this pull request?

Missing size suffix in some config properties can prevent Datanode from starting up:

[main] ERROR ozone.HddsDatanodeService: Exception in HddsDatanodeService.
org.apache.hadoop.hdds.conf.ConfigurationException: Failed to inject configuration to OzoneClientConfig.bytesPerChecksum
	at org.apache.hadoop.hdds.conf.ConfigurationReflectionUtil.setField(ConfigurationReflectionUtil.java:146)
	at org.apache.hadoop.hdds.conf.ConfigurationReflectionUtil.injectConfigurationToObject(ConfigurationReflectionUtil.java:103)
	at org.apache.hadoop.hdds.conf.ConfigurationReflectionUtil.injectConfiguration(ConfigurationReflectionUtil.java:73)
	at org.apache.hadoop.hdds.conf.ConfigurationSource.getObject(ConfigurationSource.java:177)
	at org.apache.hadoop.ozone.container.ec.reconstruction.ECReconstructionCoordinator.<init>(ECReconstructionCoordinator.java:128)
	at org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.<init>(DatanodeStateMachine.java:223)
	at org.apache.hadoop.ozone.HddsDatanodeService.start(HddsDatanodeService.java:299)
	...
	at org.apache.hadoop.ozone.HddsDatanodeService.main(HddsDatanodeService.java:163)
Caused by: java.lang.IllegalArgumentException: 1024 is not in expected format.Expected format is <number><unit>. e.g. 1000MB
	at org.apache.hadoop.hdds.conf.StorageSize.parse(StorageSize.java:61)
	at org.apache.hadoop.hdds.conf.ConfigType$7.parse(ConfigType.java:121)
	at org.apache.hadoop.hdds.conf.ConfigurationReflectionUtil.setField(ConfigurationReflectionUtil.java:142)
	... 20 more

If suffix is not given, use the unit given for the config property (defaults to bytes).

https://issues.apache.org/jira/browse/HDDS-10423

How was this patch tested?

Added unit test.

CI:
https://github.com/adoroszlai/ozone/actions/runs/8051537545

[smengcl]

lgtm. Thanks @adoroszlai !

[ChenSammi]

The patch looks good. Thank you @adoroszlai.

[adoroszlai]

Thanks @ChenSammi, @smengcl for the review.