Add a configuration `alluxio.master.journal.ufs.option.fs.obs.endpoint=obs.myhwclouds.com` to cause a null pointer exception

Description

1. cat `alluxio.master.journal.ufs.option.fs.obs.endpoint=obs.myhwclouds.com` :

```
alluxio.master.journal.ufs.option.fs.obs.endpoint=obs.myhwclouds.com

```
2. `./bin/alluxio format` :
```
Exception in thread "main" java.lang.ExceptionInInitializerError
at alluxio.util.CommonUtils.<clinit>(CommonUtils.java:69)
at alluxio.cli.Format.main(Format.java:86)
Caused by: java.lang.NullPointerException
at alluxio.PropertyKey$Template$PropertyCreators.lambda$createNestedPropertyCreator$1(PropertyKey.java:3639)
at alluxio.PropertyKey$Template.getPropertyKey(PropertyKey.java:3736)
at alluxio.PropertyKey$Template.access$700(PropertyKey.java:3571)
at alluxio.PropertyKey.fromString(PropertyKey.java:3778)
at alluxio.conf.AlluxioProperties.merge(AlluxioProperties.java:128)
at alluxio.Configuration.reset(Configuration.java:96)
at alluxio.Configuration.<clinit>(Configuration.java:60)
... 2 more

```

Environment

None

Assignee

Bin Fan

Reporter

ligq

Labels

None

Components

Fix versions

Affects versions

Priority

Minor
Configure