Feat #586 [Reference Data] As a user I want to be able to create and edit a Measurement Scale

[joao4all]

Prerequisites

• [x] I have written a descriptive pull-request title
• [x] I have verified that there are no overlapping pull-requests open
• [x] I have verified that I am following the COMET-WEB code style guidelines
• [x] I have provided test coverage for my change (where applicable)

Description

Closes #586 [Reference Data] As a user I want to be able to create and edit a Measurement Scale