Typo in method name hasExplictTimeToLiveProperty in RedisPersistentEntity class

[ziyaozhangx]

Description
In the org.springframework.data.redis.core.mapping.RedisPersistentEntity class, the method name boolean hasExplictTimeToLiveProperty(); contains a typo. The correct spelling should be hasExplicitTimeToLiveProperty.

Suggested fix
Rename the method hasExplictTimeToLiveProperty to hasExplicitTimeToLiveProperty.

[christophstrobl]

good catch - thank you @ziyao0 !