Refactor type and range validation in configuration update process (apache#9107)

* Refactor type and range validation in configuration update process

* Update server/src/main/java/com/cloud/configuration/ConfigurationManagerImpl.java

Co-authored-by: Henrique Sato <henriquesato2003@gmail.com>

* Remove duplicate imports

* Fix tests

* Address Joao's reviews

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Co-authored-by: Henrique Sato <henriquesato2003@gmail.com>

Author: 2 people